System quotes

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Henry_Brooks_Adams

State Hostility

“The hostility of the state would be assured toward any system or science that might not strengthen its arm.”
  • Source: Henry Brooks Adams, In the Degradation of the Democratic Dogma (1919), 129.

W_Ross_Ashby

System Regulator Model

“Every good regulator of a system must be a model of that system.”
  • Source: Conan & Ashby (1972) Int J Sys Sci.

Keywords: System_quotes Regulation_quotes Model_quotes

F_Terry_Baker

Program Ownership

“A program or program system is a group product and should be produced in a way which allows and encourages maximum knowledge of it by each person involved. Furthermore, the management responsible for its development should be able to determine its status directly and not depend on the programmer's description of his progress on an 'invisible product'.”
  • Source: Baker, F. T. (1975). Software Management Through Improved Programming Technology. ACM ’75: Proceedings of the 1975 Annual Conference, 286–287. https://doi.org/10.1145/800181.810346

Arthur_Bloch

Sodd's Second Law

“Sooner or later, the worst possible set of circumstances is bound to occur.
Corollary: Any system must be designed to withstand the worst possible set of circumstances.”
  • Source: Attributed to an unidentified person called Sodd, reported in the book "Murphy's Law and Other Reasons Why Things Go Wrong" written by Arthur Bloch, first edition publish in 1977 by Price/Stern/Sloan, Los Angeles, California. ISBN-10: 0843104287. ISBN-13: 978-0843104288. Chapter Murphology, page 17.
  • Notes: Who Sodd was has not been reliably identified.

David_Bohm

Theory Purpose

“we must avoid postulating a new element for each new phenomenon. But an equally serious mistake is to admit into the theory only those elements which can now be observed. For the purpose of a theory is not only to correlate the results of observations that we already know how to make, but also to suggest the need for new kinds of observations and to predict their results. In fact, the better a theory is able to suggest the need for new kinds of observations and to predict their results correctly, the more confidence we have that this theory is likely to be good representation of the actual properties of matter and not simply an empirical system especially chosen in such a way as to correlate a group of already known facts.”
  • Source: David Bohm in the paper “A Suggested Interpretation of the Quantum Theory in Terms of ‘Hidden’ Variables. II”. Published January 1952 in Physical Review volume 35 issue 2.

Robert_N_Britcher

Limits of Testing

“The limits of software are never more obvious than in its testing. Software systems are beyond discrete and statistical analysis. A single incorrect state - out of two to the trillionth states - can down a rocket: To find such a fault in a software system would require a hundred generations of programmers - but after the first failure is found and fixed, all bets are off; they wouldn't be testing the same system anymore. We can design and build fail-safe systems, but can we know we did?”
  • Source: Britcher, Robert N. (1999). The Limits of Software: People, Projects, and Perspectives. Reading, MA: Addison Wesley. ISBN 0-201-43323-0. Page 56.

Testing Large Systems

“Many programmers do an adequate job of testing the logic of a single module. But testing an entire system is another matter. Once a module is absorbed into the mass of programs, running as part of the real world, the nature of testing changes.”
  • Source: Britcher, Robert N. (1999). The Limits of Software: People, Projects, and Perspectives. Reading, MA: Addison Wesley. ISBN 0-201-43323-0. Page 57.

Scientific Method and Testing

“The scientific method is not part of their curriculum. The men and women who are called upon to test computer systems know little, if anything, about running a simple experiment.”
  • Source:Britcher, Robert N. (1999). The Limits of Software: People, Projects, and Perspectives. Reading, MA: Addison Wesley. ISBN 0-201-43323-0. Page 58.

Failure Probability

“The probability of a failure in a computer system is never zero. There are always failures - if not evident, then latent.”
  • Source: Britcher, Robert N. (1999). The Limits of Software: People, Projects, and Perspectives. Reading, MA: Addison Wesley. ISBN 0-201-43323-0. Page 61.

When to Stop Testing

“Two of the great questions in developing computer systems are (1) When do we stop testing? and (2) At any point during testing, how far along are we? The second question cannot be answered until the first one has been answered. The first question can be answered by fiat.”
  • Source: Britcher, Robert N. (1999). The Limits of Software: People, Projects, and Perspectives. Reading, MA: Addison Wesley. ISBN 0-201-43323-0. Page 61.

Failure Discovery Rate

“A critical parameter in the development of any system is the discovery rate of software failures, especially during system testing.”
  • Source: Britcher, Robert N. (1999). The Limits of Software: People, Projects, and Perspectives. Reading, MA: Addison Wesley. ISBN 0-201-43323-0. Page 62.

Testing Statistics

“...statistics are not enough. The kind of failures, correlated with their frequency, gives a clearer picture of the health of the system.”
  • Source: Britcher, Robert N. (1999). The Limits of Software: People, Projects, and Perspectives. Reading, MA: Addison Wesley. ISBN 0-201-43323-0. Page 63.

Mixed Abstractions

“... computer systems and programming attract brainy people because symbol systems mix abstractions. One thing appears to be something else depending on how you look at it.”
  • Source: Britcher, Robert N. (1999). The Limits of Software: People, Projects, and Perspectives. Reading, MA: Addison Wesley. ISBN 0-201-43323-0. Page 129.

Acceptance Testing

“The very existence of an acceptance test ensures that, sooner or later, there will be pressure not to find failures, to reconcile test scenarios and the system they exercise so that the system will 'pass'. Remove this concept and testers would pursue the discovery of failures with a vengeance...”
  • Source: Britcher, Robert N. (1999). The Limits of Software: People, Projects, and Perspectives. Reading, MA: Addison Wesley. ISBN 0-201-43323-0. Page 157.

Requirements Testing

“Requirements testing is a subtle way of treating a nonlinear, unpredictable system as if it were a discrete symbol like a number or a word. The potential and the actual become muddled. Requirements are natural language statements, peppered in places with arithmetic. These are discrete and usually quite vague representations of the system as it might become. But the truth is that two teams writing requirements for the same system would describe them differently, and neither would get it quite right, simply because 'right' cannot be known until the system is built. ... Requirements testing is a little like trying to reduce crime in England by running a test for each line in the Magna Carta. In practice, rhetoric replaces the scientific method. As with mathematical proofs, the quest for 'true or not false' soon turns into a party - a not very cordial party - marked by endless debate over whether this sentence or that sentence has been verified by this moment of behavior or that.”
  • Source: Britcher, Robert N. (1999). The Limits of Software: People, Projects, and Perspectives. Reading, MA: Addison Wesley. ISBN 0-201-43323-0. Page 157.

Software Transition Problem

“The biggest problem is creating a new version of an old system is the transition.”
  • Source: Britcher, Robert N. (1999). The Limits of Software: People, Projects, and Perspectives. Reading, MA: Addison Wesley. ISBN 0-201-43323-0. Page 167.

System Foresight

“No one can foresee how a system will unfold. No one gets it right the first time.”
  • Source: Britcher, Robert N. (1999). The Limits of Software: People, Projects, and Perspectives. Reading, MA: Addison Wesley. ISBN 0-201-43323-0. Page 154.

Fred_Brooks

Software Complexity

Einstein repeatedly argued that there must be simplified explanations of nature, because God is not capricious or arbitrary. No such faith comforts the software engineer. Much of the complexity he must master is arbitrary complexity, forced without rhyme or reason by the many human institutions and systems to which his interfaces must conform. These differ from interface to interface, and from time to time, not because of necessity but only because they were designed by different people, rather than by God.”
  • Source: Brooks Jr., F. P. (1995). The Mythical Man-Month - Essays on Software Engineering (Anniversary Edition) | 1975/1995 (Anniv.). Boston. MA: Addison-Wesley. ISBN: 0201835959. Chapter 16, page 184.

Great Designers

“A little retrospection shows that although many fine, useful software systems have been designed by committees and built by multipart projects, those software systems that have excited passionate fans are those that are the products of one or a few designing minds, great designers.”
  • Source: Brooks Jr., F. P. (1995). The Mythical Man-Month - Essays on Software Engineering (Anniversary Edition) | 1975/1995 (Anniv.). Boston. MA: Addison-Wesley. ISBN: 0201835959. Chapter 16, page 202.

Rudolf_Carnap

System of Statements

"Science is a system of statements based on direct experience, and controlled by experimental verification. Verification in science is not, however, of single statements but of the entire system or a sub-system of such statements."
  • Source: Rudolf Carnap, The Unity of Science (1934), trans. Max Black, 42.

C_West_Churchman

Assumptions

“When one is considering systems it's always wise to raise questions about the most obvious and simple assumptions.”
  • Source: C. West Churchman in the book The Systems Approach (1968), p. ix.

Society Complex

“It is sheer nonsense to expect that any human being has yet been able to attain such insight into the problems of society that he can really identify the central problems and determine how they should be solved. The systems in which we live are far too complicated as yet for our intellectual powers and technology to understand.”
  • Source: C. West Churchman in the book The Systems Approach (1968), p. x.

Larger System

“We are always obliged to think about the larger system. If we fail to do this, then our thinking becomes fallacious.”

  • Source: C. West Churchman in the book The Systems Approach (1968), p. 27.

Eyes of Another

"A systems approach begins when first you see the world through the eyes of another."
  • Source: C. West Churchman in the book The Systems Approach (1968), p. 231;
  • cited in Michael C. Jackson (2003) Systems Thinking: Creative Holism for Managers. p. 139

No Systems Experts

"There are no experts in the systems approach."
  • Source: C. West Churchman in the book The Systems Approach (1968), p. 232.

Keywords: System_quotes Expert_quotes Approach_quotes

Not a Bad Idea

"The systems approach is not a bad idea."
  • Source: C. West Churchman in the book The Systems Approach (1968), p. 232.

Melvin_Conway

Conway's Law

"Organizations which design systems are constrained to produce designs which are copies of the communication structures of these organizations."

Mihaly_Csikszentmihalyi

True Believer

“The true believer is not really interacting with the belief system; he usually lets his psychic energy be absorbed by it. From this submission nothing new can come; consciousness may attain a welcome order, but it will be an order imposed rather than achieved. At best the self of the true believer resembles a crystal: strong and beautifully symmetrical, but very slow to grow.”
  • Source: Mihaly Csikszentmihalyi in the book “Flow: The Psychology of Optimal Experience“, chapter “The Elements of Enjoyment”, page 65. Original content published by Harper Perennial Modern Classics in 1990. Kindle edition published by Harper Collins in 2008. ISBN: 978-0061876721.

Faith

“It is also possible to lose oneself in systems of action that demand nothing but faith and allegiance. Fundamentalist religions, mass movements, and extremist political parties also offer opportunities for self-transcendence that millions are eager to accept. They also provide a welcome extension of the boundaries of the self, a feeling that one is involved in something great and powerful.”
  • Source: Mihaly Csikszentmihalyi in the book “Flow: The Psychology of Optimal Experience“, chapter “The Elements of Enjoyment”, page 65. Original content published by Harper Perennial Modern Classics in 1990. Kindle edition published by Harper Collins in 2008. ISBN: 978-0061876721.

Paul_Davies

Hidden Links

"Finding hidden links between seemingly disparate phenomena is what makes the scientific method so powerful and compelling. The distinctive feature of science is that it is both broad and deep: broad in the way it tackles all physical phenomena and deep in the way it weaves them, economically, into a common explanatory scheme requiring fewer and fewer assumptions. No other system of thought can match its breadth and depth."
  • Source: Paul Davies, Cosmic Jackpot: Why Our Universe is Just Right for Life (2007)

W_Edwards_Deming

Handicapped by the System

"The supposition is prevalent the world over that there would be no problems in production or service if only our production workers would do their jobs in the way that they were taught. Pleasant dreams. The workers are handicapped by the system, and the system belongs to the management."
  • Source: W. Edwards Deming (1982) Out Of The Crisis. The MIT Press. (2e ed. 1986) p. 134.

Edsger_Wybe_Dijkstra

Two Kinds of System Designers

“There are two classes of system designers. The first, if given five problems will solve them one at a time. The second will come back and announce that these aren’t the real problems, and will eventually propose a solution to the single problem which underlies the original five. This is the ‘system type’ who is great during the initial stages of a design project. However, you had better get rid of him after the first six months if you want to get a working system.”

Peter_Drucker

Systems Management

“Organizationally what is required - and evolving - is systems management.”
  • Source: Peter F. Drucker, Management: Tasks, Responsibilities, Practices, New York: Harper & Row, 1973. p. 761.

Big Government

“No matter how deeply wedded one may be to the free enterprise system (and I, for one, am wedded for life), one has to accept the need for positive government; one has to consider government action on a sizable scale as desirable rather than as a necessary evil.”
  • Source: Peter F. Drucker, “Landmarks of Tomorrow: A Report on the New 'Post-Modern' World”, New York: Harper & Row, 1959. p. 178.

Big University Relics

“Thirty years from now the big university campuses will be relics. Universities won't survive. It's as large a change as when we first got the printed book. Do you realize that the cost of higher education has risen as fast as the cost of health care? And for the middle-class family, college education for their children is as much of a necessity as is medical care — without it the kids have no future. Such totally uncontrollable expenditures, without any visible improvement in either the content or the quality of education, means that the system is rapidly becoming untenable. Higher education is in deep crisis.”
  • Source: Peter Drucker, “Seeing Things as They Really Are”, Forbes (March 10, 1997)

Ralph_Waldo_Emerson

Science Unpoetical

“Science was false by being unpoetical. It assumed to explain a reptile or a mollusk, and isolated it — which is hunting for life in graveyards. Reptile or mollusk or man or angel only exists in system, in relation.”
  • Source: Ralph Waldo Emerson, In 'Letters and Social Aims: Poetry and Imagination', Prose works of Ralph Waldo Emerson (1880), Vol. 3, 199.

Milton_Friedman

Positive Knowledge

“In both social and natural sciences, the body of positive knowledge grows by the failure of a tentative hypothesis to predict phenomena the hypothesis professes to explain; by the patching up of that hypothesis until someone suggests a new hypothesis that more elegantly or simply embodies the troublesome phenomena, and so on ad infinitum. In both, experiment is sometimes possible, sometimes not (witness meteorology). In both, no experiment is ever completely controlled, and experience often offers evidence that is the equivalent of controlled experiment. In both, there is no way to have a self-contained closed system or to avoid interaction between the observer and the observed. The Gödel theorem in mathematics, the Heisenberg uncertainty principle in physics, the self-fulfilling or self-defeating prophecy in the social sciences all exemplify these limitations.”
  • Source: Milton Friedman, Inflation and Unemployment (1976), 348

Robert_M_Graham

Wright Brothers Construction

“We tend to go on for years, with tremendous investments to find that the system, which was not well understood to start with, does not work as anticipated. We build systems like the Wright brothers built airplanes — build the whole thing, push it off the cliff, let it crash, and start over again.”

Stuart_Hameroff

Brain Neurons

“Well I used to think as other people do that the brain is a computer and I think instead, as I have said before, it's more of a multi-scale hierarchical system. More like a musical system in some sense. I'd refer to it as a quantum orchestra. Because I think the computational metaphor doesn't work because, well it works to a point but it treats neurons  as simple on/off switches and that's an insult to neurons... If you go inside neurons there's all this interesting, I hate to use the word complex because I think complexity is often the last refuge of the bewildered. Just say it's complex and that explains everything which I think is wrong. But you have all this structure, these microtubules doing all this interesting quantum stuff and quantum computation reducing by OR [Orchestrated Objective Reduction/Orch OR] is not the kind of computation I was disillusioned with. So, I'd say that one thing is that the brain is a multi-scale hierarchal system more like music than a classical computer.”
  • Source: Stuart Hameroff speaking in the YouTube video entitled “Sir Roger Penrose & Stuart Hameroff: Collapsing a theory of quantum consciousness? Part 2 (248)” on the channel entitled “Dr Brian Keating” streamed live 2022-08-05, retrieved 2024-04-17 from <https://www.youtube.com/live/OoDi856wLPM?si=XJrLm0AVUIl_dECG>.

Yuval_Noah_Harari

Role of AI

“AI is taking up the role of both bureaucrats and mythmakers. AI systems know how to find and process data better than flesh-and-blood bureaucrats, and AI is also acquiring the ability to compose stories better than most humans.”
  • Source: Yuval Noah Harari writing in his book ‘Nexus: A Brief History of Information Networks from the Stone Age to AI’. Published in 2024 by Random House. Kindle edition. Chapter 3 page 68. ISBN 978-0593734247.

Majority Dictatorship

“Supporters of strongmen often don’t see this process as antidemocratic. They are genuinely baffled when told that electoral victory doesn’t grant them unlimited power. Instead, they see any check on the power of an elected government as undemocratic. However, democracy doesn’t mean majority rule; rather, it means freedom and equality for all. Democracy is a system that guarantees everyone certain liberties, which even the majority cannot take away.”
  • Source: Yuval Noah Harari writing in his book ‘Nexus: A Brief History of Information Networks from the Stone Age to AI’. Published in 2024 by Random House. Kindle edition. Chapter 5 page 123. ISBN 978-0593734247.

Joseph_Heller

Mysterious Ways

“‘And don’t tell me God works in mysterious ways,’ Yossarian continued, hurtling on over her objection. ‘There’s nothing so mysterious about it. He’s not working at all. He’s playing. Or else He’s forgotten all about us. That’s the kind of God you people talk about — a country bumpkin, a clumsy, bungling, brainless, conceited, uncouth hayseed. Good God, how much reverence can you have for a Supreme Being who finds it necessary to include such phenomena as phlegm and tooth decay in His divine system of creation? What in the world was running through that warped, evil, scatological mind of His when He robbed old people of the power to control their bowel movements? Why in the world did He ever create pain?’”
  • Source: Heller, Joseph. 'Catch-22: 50th Anniversary Edition'. Chapter 18 'The Soldier Who Saw Everything Twice', page 207. Simon & Schuster. Kindle Edition.

Donald_Hoffman

AI Computation

“If we look at an LLM [Large Language Model] or a future AI [Artificial Intelligence], it's going to be some kind of computational system. And computational systems have their limits. We have Gödel who said that at a minimum. I'm betting that you and I are avatars of an infinite intelligence that's the true source of all creativity and that Einstein or any scientist taps into when they come up with their truly original ideas. The first step would be to say, if it's just a computational bias, then it doesn't transcend. It doesn't get to this true originality. But then there's a deeper level... These are just avatars in a particular headset. So why can't we create a new avatar in our headset that looks like a computer that is actually an avatar of the deep intelligence? If we are only going to stick with the computational thing... But somehow the [human] avatar is a portal into the infinite consciousness... And we know one way of creating new portals into this infinite consciousness, and that is having kids. So that is one technology that allows us to do that. Once we understand spacetime as a headset, and we understand the headset and at least some layers of its relationship to the infinite reality, that's the source of true insight and true originality and creativity, could we figure out new ways to open up genuine new portals, and might that look like AI… The jury is out.”
  • Source: Donald Hoffman, in the YouTube video entitled “Donald Hoffman's New Approach To Consciousness” channel “Dr Brian Keating”. Online at <https://youtu.be/mU_WBela71Y?si=fNfLLsOsUDRDC1XD> posted 2024-08, retrieved 2024-08. In video at 1:14:40.

Grace_Hopper

Simple Systems

“Life was simple before World War II. After that, we had systems.”
  • Source: Grace Hopper as quoted in "The Wit and Wisdom of Grace Hopper" by Philip Schieber in OCLC Newsletter, No. 167 (March/April 1987).

Aldous_Huxley

Protect Our Minds

“We protect our minds by an elaborate system of abstractions, ambiguities, metaphors and similes from the reality we do not wish to know too clearly; we lie to ourselves, in order that we may still have the excuse of ignorance, the alibi of stupidity and incomprehension, possessing which we can continue with a good conscience to commit and tolerate the most monstrous crimes.”
  • Source: Aldous Huxley (1936). An essay entitled Words and Behavior within the book The Olive Tree and Other Essays, published by Harper and Brothers, ASIN: B08VNTBLY4.

Science without Art

“The peoples of the West no longer share a literature and a system of ancient wisdom. All that they now have in common is science and information. Now, science is knowledge, not wisdom; deals with quantities, not with the qualities of which we are immediately aware. In so far as we are enjoying and suffering beings, its words seem to us mostly irrelevant and beside the point. Moreover, these words are arranged without art; therefore possess no magical power and are incapable of propping or moulding the mind of the reader.”
  • Source: Aldous Huxley (1936). An essay entitled Words and Behavior within the book The Olive Tree and Other Essays, published by Harper and Brothers, ASIN: B08VNTBLY4.

Brooks_Jackson and Kathleen_Hall_Jamieson

Psychology

“Psychology ... tells us that we rarely work through reasons and evidence in a systematic way; weighing information carefully and suspending the impulse to draw conclusions. Instead, much of the time we use mental shortcuts or rules of thumb that save us mental effort. These habits often work reasonably well, but they also can lead us to conclusions we might dismiss if we applied more thought.”
  • Source: Brooks Jackson, As co-author with Kathleen Hall Jamieson, in unSpun: Finding Facts in a World of Disinformation (2007), 70.

Daniel_Kahneman

Heuristic Reliance

“The reliance on the heuristic caused predictable biases (systematic errors) in their predictions.”

Immanuel_Kant

Systematic Unity Knowledge

“As systematic unity is what first raises ordinary knowledge to the rank of science, that is, makes a system out of a mere aggregate of knowledge, architectonic is the doctrine of the scientific in our knowledge, and therefore necessarily forms part of the doctrine of method.”
  • Source: Immanuel Kant, In 'The Transcendental Doctrine of Method', Critique of Pure Reason (2016), 653.

Systematic Unity Cognition

“Since systematic unity is that which first makes ordinary cognition into science, i.e., makes a system out of a mere aggregate of it, architectonic is the doctrine of that which is scientific in our cognition in general, and therefore necessarily belongs to the doctrine of method.”
  • Source: Immanuel Kant, From page 691, part II chapter 3 in Critique of Pure Reason; written by Immanuel Kant; originally published in 1788; translated by Paul Guyer and Allen W. Wood; published in English in 1998 by Cambridge University Press; ISBN 0-521-35402-1.

Hollis_A_Kinslow

System Problems

“There are two classes of system designers. The first, if given five problems will solve them one at a time. The second will come back and announce that these aren’t the real problems, and will eventually propose a solution to the single problem which underlies the original five. This is the ‘system type’ who is great during the initial stages of a design project. However, you had better get rid of him after the first six months if you want to get a working system.”

David_Kipping

Rendered Reality

“Reality could be rendered in real-time locally to deceive the inhabitants, rather than attempting to generate the entire system at once. Indeed, quantum systems need not truly be emulated, only our perceived observations of those systems, which may be far easier.”
  • Source: David Kipping from the paper “A Bayesian Approach to the Simulation Argument”, published 2020 in the journal ‘Universe’, volume 6, issue 8. DOI:10.3390/universe6080109. Online at https://www.mdpi.com/2218-1997/6/8/109 (2025).

Kenneth_W_Kolence

Large Systems

“The basic problem is that certain classes of systems are placing demands on us which are beyond our capabilities and our theories and methods of design and production at this time ... It is large systems that are encountering great difficulties. We should not expect the production of such systems to be easy.”

Software Not Physical

“We clearly do not now have an engineering capability comparable to those based on the physical sciences. Such a capability is what is implied by the term software engineering. But software is not a physical system, it is a description of what one describes how a given physical system (a computer of some sort) should act. Thus software is more akin to engineering drawings, either maintained on paper or within a computer. ... So probably it is incorrect to assume software engineering should be considered as a sibling in the family of the physical science based engineering disciplines.”

Large System Evolution

“Large systems must evolve, and cannot be produced all at one time. You must have an initial small core system that works really well.”

Alexander_Kossiakoff et al.

Systems Engineering Function

“The function of systems engineering is to guide the engineering of complex systems.”
  • Source: Kossiakoff, Alexander; Sweet, William N.; Seymour, Samuel J.; Biemer, Steven M.. Systems Engineering Principles and Practice. Wiley. 2011. Kindle Edition. Section 1.1. Page 3.

Skeptical Positive Thinking

"The Power of Skeptical Positive Thinking... is meant to capture an important characteristic of successful systems engineering. The skeptical part is important to temper the traditional optimism of the design specialist regarding the probability of success of a chosen design approach. It is the driving force for the insistence of validation of the approach selected at the earliest possible opportunity. The other dimension of skepticism, which is directly related to the characteristic of positive thinking, refers to the reaction in the face of failure or apparent failure of a selected technique or design approach. Many design specialists who encounter an unexpected failure are plunged into despair. The systems engineer, on the other hand, cannot afford the luxury of hand wringing."
  • Source:Kossiakoff, Alexander; Sweet, William N.; Seymour, Samuel J.; Biemer, Steven M.. 'Systems Engineering Principles and Practice'. 2011. Wiley. Kindle Edition. Section 1.6 page 23.

Pierre-Simon_Laplace

System of Nature

“The present state of the system of nature is evidently a consequence of what it was in the preceding moment, and if we conceive of an intelligence that at a given instant comprehends all the relations of the entities of this universe, it could state the respective position, motions, and general affects of all these entities at any time in the past or future. Physical astronomy, the branch of knowledge that does the greatest honor to the human mind, gives us an idea, albeit imperfect, of what such an intelligence would be. The simplicity of the law by which the celestial bodies move, and the relations of their masses and distances, permit analysis to follow their motions up to a certain point; and in order to determine the state of the system of these great bodies in past or future centuries, it suffices for the mathematician that their position and their velocity be given by observation for any moment in time. Man owes that advantage to the power of the instrument he employs, and to the small number of relations that it embraces in its calculations. But ignorance of the different causes involved in the production of events, as well as their complexity, taken together with the imperfection of analysis, prevents our reaching the same certainty about the vast majority of phenomena. Thus there are things that are uncertain for us, things more or less probable, and we seek to compensate for the impossibility of knowing them by determining their different degrees of likelihood. So it was that we owe to the weakness of the human mind one of the most delicate and ingenious of mathematical theories, the science of chance or probability.”
  • Source: Pierre-Simon Laplace, 'Recherches, 1º, sur l'Intégration des Équations Différentielles aux Différences Finies, et sur leur Usage dans la Théorie des Hasards' (1773, published 1776). In Oeuvres complètes de Laplace, 14 Vols. (1843-1912), Vol. 8, 144-5, trans. Charles Coulston Gillispie, Pierre-Simon Laplace 1749-1827: A Life in Exact Science (1997), 26.

George_Henry_Lewes

Systematic Classification of Experience

“Science is the systematic classification of experience.”
  • Source: George Henry Lewes, The Physical Basis of Mind (1877), 4.

Robert_K_Merton

Certified Knowledge

”The institutional goal of science is the extension of certified knowledge. The technical methods employed toward this end provide the relevant definition of knowledge: empirically confirmed and logically consistent predictions. The institutional imperatives (mores) derive from the goal and the methods. The entire structure of technical and moral norms implements the final objective. The technical norm of empirical evidence, adequate, valid and reliable, is a prerequisite for sustained true prediction; the technical norm of logical consistency, a prerequisite for systematic and valid prediction. The mores of science possess a methodologic rationale, but they are binding, not only because they are procedurally efficient, but because they are believed right and good. They are moral as well as technical prescriptions. Four sets of institutional imperatives – universalism, communism, disinterestedness, organized skepticism – comprise the ethos of modern science.”
  • Source: Robert King Merton, Social Theory and Social Structure (1957), 552-3.

Ernest_Nagel

Explanations

“It is the desire for explanations that are at once systematic and controllable by factual evidence that generates science; and it is the organization and classification of knowledge on the basis of explanatory principles that is the distinctive goal of the sciences.”
  • Source: Ernest Nagel, The Structure of Science (1961), 4.

David_E_Nye

Postmodernism and Cyberspace

“Postmodernism is the inverted face of a production and consumption system in transition; the hallmark of that transition is the creation of an entirely new realm: cyberspace.”
  • Source: A book. Written by David E. Nye. Entitled 'Narratives and Spaces'. Published in 1997 by Univerity of Exeter Press, Exeter, UK. Hardback ISBN 0-85989-555-6. Paperback ISBN 0-85989-556-4. Chapter 10, page 175.

Ipek_Ozkaya

Data as Code

“We need to teach them [software engineers] how to evolve systems to incorporate such [AI] components, and we need to teach them to treat data as code.”
  • Source: Ipek Ozkaya, “Application of Large Language Models to Software Engineering Tasks: Opportunities, Risks, and Implications,” in IEEE Software, volume 40, number 3, pages 4-8, May-June 2023, DOI: 10.1109/MS.2023.3248401.

Richard_Pascale

Efficiency and Variation

“Corporations, in the name of efficiency, suppress variation by 'getting all the ducks in line'. To optimize productivity, they evolve highly refined and internally consistent operating systems. Payoff results - as long as the music lasts. But in the face of nontraditional competitors or major environmental discontinuities, all that streamlining and reengineering limits diversity, suppresses self-organization by those closest to the disruptive change, and curtails a bottom-up emergent response to cope more effectively... Nothing fails like success. Over-adaptive organizations become inflexible. Disruptive change leaves them as helpless as a beached whale.”
  • Source: Richard T. Pascale, Jerry Sternin, Monique Sternin (2010). “The Power of Positive Deviance: How Unlikely Innovators Solve the World's Toughest Problems”, p.190, Boston, MA: Harvard Business Press

Unintended Consequences Inescapable

“Unintended consequences are an inescapable feature of life. Living systems do not follow a linear path. One can disturb them in a manner that approximates a desired outcome - but never fully direct them.”
  • Source: Richard T. Pascale, Jerry Sternin, Monique Sternin (2010). “The Power of Positive Deviance: How Unlikely Innovators Solve the World's Toughest Problems”, p.191, Boston, MA: Harvard Business Press

Alan_Perlis

Simulation Becomes System

“The critical point is that the simulation becomes the system.”

Iterative Simulation Design

“1. A software system can best be designed if the testing is interlaced with the designing instead of being used after the design.
2. A simulation which matches the requirements contains the control which organizes the design of the system.
3. Through successive repetitions of this process of interlaced testing and design the model ultimately becomes the software system itself.
I think that it is the key of the approach that has been suggested, that there is no such question as testing things after the fact with simulation models, but that in effect the testing and the replacement of simulations with modules that are deeper and more detailed goes on with the simulation model controlling, as it were, the place and order in which these things are done.”

Software Engineering Competence

“It is a fact that there are software engineers around today who are quite competent. There are systems in many places which are quite stable and which provide magnificent service. It is also the case that there are large numbers of efforts, containing large numbers of programs and programmers, which have no software engineers on them, that is that people function as though they did not know how to build software.”
  • Note: Un-indexed continuation of quote: “I have a number of questions: 1. Is it possible to have software engineers in the numbers in which we need them, without formal software engineering education? 2. Is software engineering the same as Computer Science? 3. Is software engineering best provided by baccalaureate programs in universities? Or by adult education courses? Or by two year courses following the standard grade school education? 4. Do the people educated in these programs have a growing and future role in our society? 5. Will they be useful enough in a firm or government or university, and is their value such that they can distribute their talents in other activities, or must they always remain programmers? 6. What curriculum do we have in mind for software engineers, regardless of what level we choose to educate them? 7. Is software engineering really different from what we now call systems engineering?”

Useful Software Systems

“We recognize that a practical problem of considerable difficulty and importance has arisen: The successful design, production and maintenance of useful software systems. The importance is obvious and the more so since we see only greater growth in demands and requirements in the future. The consequences of poor performance, poor design, instability and mismatching of promise and performance are not going to be limited to the computing fraternity, or even their nearest neighbors, but will affect considerable sections of our society whose ability to forgive is inversely proportional to their ignorance of the difficulties we face. The source of difficulty is distributed through the whole problem, easy to identify, and yet its cure is hard to pinpoint so that systematic improvement can be gotten.”

Command Language

“A good system can't have a weak command language.”

Steven_Pinker

Computational Mind

“The mind is a system of organs of computation, designed by natural selection to solve the kinds of problems our ancestors faced in their foraging way of life, in particular, understanding and outmaneuvering objects, animals, plants, and other people.”
  • Source: Steven Pinker (1997). How the Mind Works. New York, NY: W. W. Norton. ISBN 978-0-393-06973-0; eISBN 978-0-393-06973-0. Chapter 1 Section Reverse-Engineering the Psyche.

Computational Mind Probabilistic

“The computational theory thus embraces an alternative kind of computer with many elements that are active to a degree corresponding to the probability that some statement is true or false, and in which the activity levels change smoothly to register new and roughly accurate probabilities. (As we shall see, that may be the way the brain works.) The key idea is that the answer to the question 'What makes a system smart?' is not the kind of stuff it is made of or the kind of energy flowing through it, but what the parts of the machine stand for and how the patterns of changes inside it are designed to mirror truth-preserving relationships (including probabilistic and fuzzy truths).”
  • Source: Steven Pinker (1997). How the Mind Works. New York, NY: W. W. Norton. ISBN 978-0-393-06973-0; eISBN 978-0-393-06973-0. Chapter 2 Section: The search for Intelligent Life in the Universe.

Two Modes of Thinking

“People think in two modes. They can form fuzzy stereotypes by uninsightfully soaking up correlations among properties, taking advantage of the fact that things in the world tend to fall into clusters (things that bark also bite and lift their legs at hydrants). But people can also create systems of rules — intuitive theories — that define categories in terms of the rules that apply to them, and that treat all the members of the category equally.”
  • Source: Steven Pinker (1997). How the Mind Works. New York, NY: W. W. Norton. ISBN 978-0-393-06973-0; eISBN 978-0-393-06973-0. Chapter 2 Section: Connectoplasm.

Michael_Polanyi

Scientific Method Elucidation

“Almost every major systematic error which has deluded men for thousands of years relied on practical experience. Horoscopes, incantations, oracles, magic, witchcraft, the cures of witch doctors and of medical practitioners before the advent of modern medicine, were all firmly established through the centuries in the eyes of the public by their supposed practical successes. The scientific method was devised precisely for the purpose of elucidating the nature of things under more carefully controlled conditions and by more rigorous criteria than are present in the situations created by practical problems.”
  • Source: Michael Polanyi, Personal Knowledge (1958), 183.

Vast Knowledge First and Second Hand

“Nobody knows more than a tiny fragment of science well enough to judge its validity and value at first hand. For the rest he has to rely on views accepted at second hand on the authority of a community of people accredited as scientists. But this accrediting depends in its turn on a complex organization. For each member of the community can judge at first hand only a small number of his fellow members, and yet eventually each is accredited by all. What happens is that each recognizes as scientists a number of others by whom he is recognized as such in return, and these relations form chains which transmit these mutual recognitions at second hand through the whole community. This is how each member becomes directly or indirectly accredited by all. The system extends into the past. Its members recognize the same set of persons as their masters and derive from this allegiance a common tradition, of which each carries on a particular strand.”
  • Source: Michael Polanyi, Personal Knowledge (1958), 163.

Karl_Popper

Theory Personality

“Understanding a theory has, indeed, much in common with understanding a human personality. We may know or understand a man's system of dispositions pretty well; that is to say, we may be able to predict how he would act in a number of different situations. But since there are infinitely many possible situations, of infinite variety, a full understanding of a man's dispositions does not seem to be possible.”
  • Source: Karl Raimund Popper, Objective Knowledge: an Evolutionary Approach (1972), 299.

Method of Science

“The method of science depends on our attempts to describe the world with simple theories: theories that are complex may become untestable, even if they happen to be true. Science may be described as the art of systematic over-simplification — the art of discerning what we may with advantage omit.”
  • Source: Karl Raimund Popper, Karl Raimund Popper and William Warren Bartley (ed.), The Open Universe: an Argument for Indeterminism (1991), 44. by Karl Raimund Popper, William Warren Bartley - Science - 1991

Science Not Certain

“Science is not a system of certain, or established, statements; nor is it a system which steadily advances towards a state of finality... And our guesses are guided by the unscientific, the metaphysical (though biologically explicable) faith in laws, in regularities which we can uncover — discover. Like Bacon, we might describe our own contemporary science — 'the method of reasoning which men now ordinarily apply to nature' — as consisting of 'anticipations, rash and premature' and as 'prejudices'.”
  • Source: Karl Raimund Popper, The Logic of Scientific Discovery (1959), 278.

Irresponsible Dreams

“The history of science, like the history of all human ideas, is a history of irresponsible dreams, of obstinacy, and of error. But science is one of the very few human activities — perhaps the only one — in which errors are systematically criticized and fairly often, in time, corrected. This is why we can say that, in science, we often learn from our mistakes, and why we can speak clearly and sensibly about making progress there. In most other fields of human endeavour there is change, but rarely progress ... And in most fields we do not even know how to evaluate change.”
  • Source: Karl Raimund Popper, From Conjectures and Refutations: The Growth of Scientific Knowledge (1963), 216. Reproduced in Karl Popper, Truth, Rationality and the Growth of Scientific Knowledge (1979), 9.

Explain Away

“Whenever the ‘classical’ system of the day is threatened by the results of new experiments which might be interpreted as falsifications according to my point of view, the system will appear unshaken to the conventionalist. He will explain away the inconsistencies which may have arisen; perhaps by blaming our inadequate mastery of the system.”
  • Source: Popper, K. R. (2005). The Logic of Scientific Discovery | 1935 (1935/Epub ed.). New York, NY: Routledge.

Rittel_and_Webber

Planning Problems are Wicked Problems

“A great many barriers keep us from perfecting such a planning/governing system. Theory is inadequate for decent forecasting, our intelligence is insufficient to our tasks, plurality of objectives held by pluralities of politics makes it impossible to pursue unitary aims, and so on. The difficulties attached to rationality are tenacious, and we have so far been unable to get untangled from their web. This is partly because the classical paradigm of science and engineering - the paradigm that has underlain modern professionalism - is not applicable to the problems of open societal systems.”

Bertrand_Russell

Coherence

“It is said that the mark of falsehood is failure to cohere in the body of our beliefs, and that it is the essence of a truth to form part of the completely rounded system which is The Truth.”
  • Source: Bertrand Russell, (1912), In the book entitled “The Problems of Philosophy” by Bertrand Russell. Second edition published in 1998 (originally published in 1912) by Oxford University Press, Oxford, England. Chapter 12. ISBN 978-0-19-285423-0. Online at <https://www.gutenberg.org/ebooks/5827> retrieved 2022.

Carl_Sagan

Natural Born Scientist

“Every kid starts out as a natural-born scientist, and then we beat it out of them. A few trickle through the system with their wonder and enthusiasm for science intact.”
  • Source: Carl Sagan, Quoted in interview with magazine staff, Psychology Today (Jan 1996).

George_Sarton

Science an Outgrowth of Life

“Abstract as it is, science is but an outgrowth of life. That is what the teacher must continually keep in mind. ... Let him explain ... science is not a dead system — the excretion of a monstrous pedantism — but really one of the most vigorous and exuberant phases of human life.”
  • Source: George (Alfred Léon) Sarton, In 'The Teaching of the History of Science', The Scientific Monthly (Sep 1918), 195-196.

Scientific Progress

“No history of civilization can be tolerably complete which does not give considerable space to the explanation of scientific progress. If we had any doubts about this, it would suffice to ask ourselves what constitutes the essential difference between our and earlier civilizations. Throughout the course of history, in every period, and in almost every country, we find a small number of saints, of great artists, of men of science. The saints of today are not necessarily more saintly than those of a thousand years ago; our artists are not necessarily greater than those of early Greece; they are more likely to be inferior; and of course, our men of science are not necessarily more intelligent than those of old; yet one thing is certain, their knowledge is at once more extensive and more accurate. The acquisition and systematization of positive knowledge is the only human activity which is truly cumulative and progressive. Our civilization is essentially different from earlier ones, because our knowledge of the world and of ourselves is deeper, more precise, and more certain, because we have gradually learned to disentangle the forces of nature, and because we have contrived, by strict obedience to their laws, to capture them and to divert them to the gratification of our own needs.”
  • Source: George (Alfred Léon) Sarton, Introduction to the History of Science (1927), Vol. 1, 3-4.

Gene_Spafford

Only Truly Secure System

“The only truly secure system is one that is powered off, cast in a block of concrete and sealed in a lead-lined room with armed guards - and even then I have my doubts.”
  • Source: Spafford, Eugene "Gene". Quoted in Computer Recreations: Of Worms, Viruses and Core War by A. K. Dewdney in Scientific American, March 1989, pp 110.

Frederick_Winslow_Taylor

Systematic Soldiering

“The greater part of the systematic soldiering, however, is done by the men with the deliberate object of keeping their employers ignorant of how fast work can be done. So universal is soldiering for this purpose, or under any of the ordinary systems of compensating labor, who does not devote a considerable part of his time to studying just how slowly he can work and still convince his employer that he is going at a good pace.”
  • Source: F.W. Taylor (1903) "Shop management; a paper read before the American society of mechanical engineers, " in: Transactions of the American Society of Mechanical Engineers 24: 1337-1480. p. 1351.

Great Men Needed

“In the past the man has been first; in the future the system must be first. This in no sense, however, implies that great men are not needed. On the contrary, the first object of any good system must be that of developing first-class men; and under systematic management the best man rises to the top more certainly and more rapidly than ever before.”
  • Source: F.W. Taylor, 1911. Principles of Scientific Management. New York and London, Harper & brothers. p. 7: Introduction.

Gerald_Weinberg

Knowledge Came Slowly

“In ages past, the knowledge came very slowly, and one man in his life was not likely to see much change other than that wrought by nature. The controlled incorporation of arsenic into copper to make bronze took several thousand years to develop; the substitution of tin for the more dangerous arsenic took another thousand or two. In our modern age, laboratories turn out an alloy a day, or more, with properties made to order. The alloying of metals led to the rise and fall of civilizations, but the changes were too slow to be appreciated. A truer blade meant victory over the invaders, but changes were local and slow enough to be absorbed by a million tiny adjustments without destroying the species. With an alloy a day, we can no longer be sure. Science and engineering have been the catalysts for the unprecedented speed and magnitude of change. The physicist shows us how to harness the power of the nucleus; the chemist shows us how to increase the quantity of our food; the geneticist shows us how to improve the quality of our children. But science and engineering have been unable to keep pace with the second-order effects produced by their first-order victories. The excess heat from the nuclear generator alters the spawning pattern of fish, and, before adjustments can be made, other species have produced irreversible changes in the ecology of the river and its borders. The pesticide eliminates one insect only to the advantage of others that may be worse, or the herbicide clears the rain forest for farming, but the resulting soil changes make the land less productive than it was before. And of what we are doing to our progeny, we still have only ghastly hints. Some have said the general systems movement was born out of the failures of science, but it would be more accurate to say the general systems approach is needed because science has been such a success. Science and technology have colonized the planet, and nothing in our lives is untouched. In this changing, they have revealed a complexity with which they are not prepared to deal. The general systems movement has taken up the task of helping scientists unravel complexity, technologists to master it, and others to learn to live with it.”
  • Source: Weinberg, Gerald (2011-04-07). An Introduction to General Systems Thinking (Kindle Locations 264-267). Weinberg & Weinberg. Kindle Edition.

Fisher's Fundamental Theorem

“Fisher's Fundamental Theorem states — in terms appropriate to the present context — that the better adapted a system is to a particular environment, the less adaptable it is to new environments. By stretching our imagination a bit, we can see how this might apply to computer programs as well.”
  • Source: Chapter 2. Weinberg, G. M. (2011). The Psychology of Computer Programming (Silver anniversary edition) | 1971. Weinberg & Weinberg.

Stephen_Wolfram

Second Law of Thermodynamics

“The second law is essentially a computational statement of the fact that systems that start simple to describe will typically become complicated to describe. It's kind of like encryption. You're saying you start with that simple initial seed and then you run this thing and you get something which for all practical purposes looks random. That's what's happening in these systems. It doesn't have to do with molecules running around. It doesn't have to do with the specifics of temperature and so on. It really is a very basic computational phenomenon that actually is a consequence of computational irreducibility.”
  • Source: Spoken by Stephen Wolfram in a video interview with Brian Keating recorded in the YouTube video ‘Stephen Wolfram | My Discovery Changes Everything’ published on channel ‘Dr. Brian Keating’ on 2024-01-19. Video offset 22:17. Online at https://youtu.be/c-RO3vM10Ok?si=i-XspeEtzqA3jPl9 retrieved 2024.

Simple Purpose

“Whenever there’s computational irreducibility we can think of it as exerting a powerful force towards unpredictability and randomness... So for a system to achieve an overall “computationally simple purpose” this computational irreducibility must in some sense be tamed, or at least contained. And in fact it’s an inevitable feature of computational irreducibility that within it there must be “pockets of computational reducibility” where simpler behavior occurs. And at some level the way computationally simple purposes must be achieved is by tapping into those pockets of reducibility. When there’s computational irreducibility it means that there’s no simple narrative one can expect to give of how a system behaves, and no overall “mechanism” one can expect to identify for it. But one can think of pockets of computational reducibility as corresponding to at least small-scale “identifiable mechanisms”... When there’s a “simple overall purpose” being achieved these mechanisms tend to become more manifest.”

Shoshana_Zuboff

Authority is the Spiritual Dimension of Power

“Authority is the spiritual dimension of power because it depends upon faith in a system of meaning that decrees the necessity of the hierarchical order and so provides for the unity of imperative control. Authority requires collective participation in a system of meaning that extends beyond the immediate context, beyond those who command or obey, and reaches into the domain of transcendent values. Members of a hierarchical order are linked together through allegiance to or faith in a common belief system, and every action that ensures the smooth exercise of imperative control refers back to, and expresses the bonds one has with, some fundamental source of meaning.”
  • Source: Zuboff, S. (1988). In The Age Of The Smart Machine: The Future Of Work And Power. New York, NY: Basic Books, p. 222. ISBN:0465032125.

Computer Dependency

“As managers use computerization to escape their dependency on workers' unique skills, both managers and workers alike become more dependent upon the computer system.”
  • Source: Zuboff, S. (1988). In The Age Of The Smart Machine: The Future Of Work And Power. New York, NY: Basic Books, p. 269. ISBN:0465032125.

Panopticon Recording

“Information systems that translate, record, and display human behavior can provide the computer age version of universal transparency with a degree of illumination that would have exceeded even Bentham's most outlandish fantasies. Such systems can become information panopticons that, freed from the constraints of space and time, do not depend upon the physical arrangement of buildings or the laborious record keeping of industrial administration. They do not require the mutual presence of objects of observation. They do not even require the presence of an observer. Information systems can automatically and continuously record almost anything their designers want to capture, regardless of the specific intentions brought to the design process or the motives that guide data interpretation and utilization.”
  • Source: Zuboff, S. (1988). In The Age Of The Smart Machine: The Future Of Work And Power. New York, NY: Basic Books, p. 322. ISBN:0465032125.

Automated Evaluation

“The system automatically computed efficiency ratings for each worker by comparing the amount of time it took to complete a job had been priced. Such calculations with the amount of time for which it could have been generated only by a computer system, since 'we could never have enough clerks to compute these kinds of ratios.' The ratings were considered management information and were not accessible to the craftworkers. Many foremen cautioned against taking the ratings at face value. The most experienced craftsperson frequently was loaded with the most difficult assignments. That individual might show the worst efficiency rating simply because his or her assignments were the most complex and required more than the assigned time.”
  • Source: Zuboff, S. (1988). In The Age Of The Smart Machine: The Future Of Work And Power. New York, NY: Basic Books, p. 331. ISBN:0465032125.

Pay and Promotion

“As operators' skills improved, so did their dissatisfaction with the pay and promotion system.”
  • Source: Zuboff, S. (1988). In The Age Of The Smart Machine: The Future Of Work And Power. New York, NY: Basic Books, p. 412. ISBN:0465032125.

Automation and Labor

“Perhaps the most compelling reality that drives managers to a narrowly conceived emphasis on automation is the web of economic logic in which they must operate. Frequently, new expenditures for technology can be justified only as a capital substitution for labor. It is often assumed that whatever was provided by the human contributor can be transferred to the automatic functioning of the machine system.”
  • Source: Zuboff, S. (1988). In The Age Of The Smart Machine: The Future Of Work And Power. New York, NY: Basic Books, p. 248. ISBN:0465032125.

Panopticon Coaching

“To be sure, some managers saw the enhanced certainty of their information about subordinates as an opportunity to accelerate learning and improve performance. They found that the data from the Overview System made it possible to survey a wide range of behavior for evidence of irregularities. To the extent that the sources of such irregularities could be discovered, the data could be used to 'coach' subordinates and to help them realign their behavior within acceptable standards... On the other hand, many of Cedar Bluff's managers were more interested in the possibility of obtaining foolproof data than in the opportunity of using such data for coaching. In the context of a conventional technology, managers had to rely on their subordinates for valid information. The quality of the data they received was likely to be a function of the quality of the reciprocal relationship they had established. In contrast, an informating technology could provide valid information under any conditions.”
  • Source: Zuboff, S. (1988). In The Age Of The Smart Machine: The Future Of Work And Power. New York, NY: Basic Books, p. 324. ISBN:0465032125.

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