quotes about Logic
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We have been snared in the coils of a spurious logic which insists that if we have found Him we need no more seek Him.
-- Aiden Wilson Tozer -
Programmers are not to be measured by their ingenuity and their logic but by the completeness of their case analysis.
-- Alan Perlis -
The best magic always results from ecstasies of logic.
-- Alban Berg -
It is always easy to be logical. It is almost impossible to be logical to the bitter end.
-- Albert Camus -
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There are crimes of passion and crimes of logic. The boundary between them is not clearly defined.
-- Albert Camus -
Forever I shall be a stranger to myself. In psychology as in logic, there are truths but no truth.
-- Albert Camus -
There can be no question of masking the evidence, of suppressing the absurd by denying one of the terms of its equation. It is essential to know whether one can live with it or whether, on the other hand, logic commands one to die of it.
-- Albert Camus -
A régime [Nazism] which invented a biological foreign policy was obviously acting against its own best interests. But at least it obeyed its own particular logic.
-- Albert Camus -
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The reasoning is classic in its clarity. If God does not exist, Kirilov is god. If God does not exist, Kirilov must kill himself. Kirilov must therefore kill himself to become god. That logic is absurd, but it is what is needed.
-- Albert Camus -
The vast majority of human beings are not interested in reason or satisfied with what it teaches.
-- Aldous Huxley -
There is a logic [to my reading], but I can't define it. I like reading impulsively. I collect books, I have a lot of them, but most of them I have not read yet. I'll read them when they call me from the shelf.
-- Aleksandar Hemon -
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Pleasure has no logic; it never treads in its own footsteps.
-- Alexander Smith -
Logic never attracts men to the point of carrying them away.
-- Alexis Carrel -
Mathematics and logic have been proved to be one; a fact from which it seems to follow that mathematics may successfully deal with non-quantitative problems in a much broader sense than was suspected to be possible.
-- Alfred Korzybski -
Radicalism is but the desperation of logic.
-- Alphonse de Lamartine -
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Religions are not proved, are not demonstrated, are not established, are not overthrown by logic! They are of all the mysteries of nature and the human mind, the most mysterious and most inexplicable; they are of instinct and not of reason.
-- Alphonse de Lamartine -
Much of what I make is geometric, and has a kind of almost mathematical logic to the form
-- Anish KapoorSource : Interview with John Tusa, anishkapoor.com.
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There is, then, a logical priority about the arrangements, and logic has nothing to do with time.
-- Anthony Stafford BeerSource : "Management Science" by Anthony Stafford Beer, (p. 74), 1968.
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Nothing can be accomplished by logic and ethics.
-- Anton Chekhov -
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The difference between a poet and a philosopher is that the poet sees logically and describes basically the beauty whereas the philosopher defines the basics and shows the beauty of logics.
-- Anuj -
Rhetoric is the counterpart of logic; since both are conversant with subjects of such a nature as it is the business of all to have a certain knowledge of, and which belong to no distinct science. Wherefore all men in some way participate of both; since all, to a certain extent, attempt, as well to sift, as to maintain an argument; as well to defend themselves, as to impeach.
-- Aristotle -
Crime is common. Logic is rare. Therefore it is upon the logic rather than upon the crime that you should dwell.
-- Arthur Conan Doyle -
Every science that has thriven has thriven upon its own symbols: logic, the only science which is admitted to have made no improvements in century after century, is the only one which has grown no symbols.
-- Augustus De MorganSource : Augustus De Morgan (1966). “On the syllogism: and other logical writings”
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Mathematicians care no more for logic than logicians for mathematics.
-- Augustus De Morgan -
Logic can provide you with various facts and figures but can't comprehend them in their totality.
-- Avtarjeet Singh Dhanjal -
A scientist is only a human being, a particle in the whole universe. How can the observations and logic of a particle measure the life and size of a phenomenon that is limitless?
-- Avtarjeet Singh Dhanjal -
you are never called upon to prove a negative. that's a law of logic.
-- Ayn Rand -
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Religion is love; in no case is it logic.
-- Beatrice WebbSource : My Apprenticeship ch. 2 (1926)
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I tended to be more a romantic than a realist, and chose blind faith over cold logic.
-- Becca Fitzpatrick -
The rules of logic are to mathematics what those of structure are to architecture.
-- Bertrand Russell -
All traditional logic habitually assumes that precise symbols are being employed. It is therefore not applicable to this terrestial life but only to an imagined celestial existence... logic takes us nearer to heaven than other studies.
-- Bertrand Russell -
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The supreme function of reason is to show man that some things are beyond reason.
-- Blaise Pascal -
The heart has arguments with which the logic of mind is not aquainted.
-- Blaise Pascal -
[The decay of Logic results from an] untroubled assumption that the particular is real and the universal is not.
-- C. S. Lewis -
Our emotions are PURE, our logic is KORRUPT
-- Capital STEEZ -
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Everything that I do has a certain mechanical logic to it, and follows my definition of design--which is function with cultural content.
-- Carl Magnusson -
Each experience of love nudges us toward the Story of Interbeing, because it only fits into that story and defies the logic of Separation.
-- Charles Eisenstein -
Logic is a system whereby one may go wrong with confidence.
-- Charles Kettering -
Mathematics is purely hypothetical: it produces nothing but conditional propositions.
-- Charles Sanders Peirce -
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Mathematics is distinguished from all other sciences except only ethics, in standing in no need of ethics.
-- Charles Sanders Peirce -
There is no logic like the logic of the heart.
-- Charlotte Lennox -
Character cannot be counterfeited, nor can it be put on and cast off as if it were a garment to fit the whim of the moment. Day by day we become what we do. This is the supreme law and logic of life.
-- Chiang Kai-shek -
If language had been the creation not of poetry but of logic, we should only have one.
-- Christian Friedrich Hebbel -
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There's always some kind of hidden logic.
-- Christian Lacroix -
Logic invents as many fallacies as it detects; it is a good weapon, but as liable to be used in a bad as in a good cause.
-- Christian Nestell Bovee -
Forgotten were the elementary rules of logic, that extraordinary claims require extraordinary evidence and that what can be asserted without evidence can also be dismissed without evidence.
-- Christopher Hitchens -
It is the logic of consumerism that undermines the values of loyalty and permanence and promotes a different set of values that is destructive of family life.
-- Christopher Lasch -
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It is advertising and the logic of consumerism that governs the depiction of reality in the mass media.
-- Christopher Lasch -
Every film should have its own world, a logic and feel to it that expands beyond the exact image that the audience is seeing.
-- Christopher NolanSource : "Biography/Personal Quotes". www.imdb.com.
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Admit nothing - that was his first rule. Appeal to logic - second rule. Delay the inevitable - third rule.
-- Cinda Williams Chima -
In every enterprise ... the mind is always reasoning, and, even when we seem to act without a motive, an instinctive logic still directs the mind. Only we are not aware of it, because we begin by reasoning before we know or say that we are reasoning, just as we begin by speaking before we observe that we are speaking, and just as we begin by seeing and hearing before we know what we see or what we hear.
-- Claude Bernard -
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Language is a form of human reason, which has its internal logic of which man knows nothing.
-- Claude Levi-Strauss -
Decoration is asked to be 'merely' pleasing, 'merely' embellishing, and the 'functional' logic of Modernism leaves no room, apparently, for such 'mereness.' This is part of the pity of Modernism, one of the sacrifices it enjoins...
-- Clement GreenbergSource : Clement Greenberg, Robert C. Morgan (2007). “Clement Greenberg, Late Writings”, Univ Of Minnesota Press
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We came into a homeless frontier, a place where we were not welcome, where nothing that lived was welcome, where thought and logic were abhorrent and we were frightened, but we went into this place because the universe lay before us, and if we were to know ourselves, we must know the universe
-- Clifford D. SimakSource : Clifford D. Simak (2015). “A Heritage of Stars”, p.95, Open Road Media
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ALGEBRA is a general Method of Computation by certain Signs and Symbols which have been contrived for this Purpose, and found convenient.
-- Colin MaclaurinSource : Colin MacLaurin (1756). “A Treatise of Algebra, in Three Parts: Containing I. The Fundamental Rules and Operations; II. The Composition and Resolution of Equations of All Degrees, and the Different Affections of Their Roots; III. The Application of Algebra and Geometry to Each Other. To which is Added an Appendix Concerning the General Properties of Geometrical Lines”, p.1
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An artistic perspective will jab at you from a different angle; its logic comes like a pitcher with a curveball.
-- Criss Jami -
There's more to logic than identifying logical fallacies.
-- Criss Jami -
The usefulness of madmen is famous: they demonstrate society's logic flagrantly carried out down to its last scrimshaw scrap.
-- Cynthia Ozick -
Anything that contradicts experience and logic should be abandoned.
-- Dalai Lama -
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Arithmetic is where the content lies, and not logic; but logic prompts certainty, and not arithmetic.
-- David BerlinskiSource : David Berlinski (2000). “The Advent of the Algorithm: The Idea that Rules the World”, Houghton Mifflin
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Aristotelian logic is massive and marmoreal, but every monument accumulates graffiti.
-- David Berlinski -
Feeling insignificant because the universe is large has exactly the same logic as feeling inadequate for not being a cow.
-- David DeutschSource : "Books for giving: science" by Tim Radford, www.theguardian.com. December 1, 2011.
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By the cold Darwinian logic of natural selection, evolution codifies happenstance into strategy.
-- David QuammenSource : David Quammen (2012). “Spillover: Animal Infections and the Next Human Pandemic”, p.17, W. W. Norton & Company
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If a lack of empirical foundations is a defect of the theory of logical probability, it is also a defect of deductive logic.
-- David StoveSource : "The Rationality of Induction". Book by David Stove, Oxford: Clarendon, p. 176, 1986.
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Dialectic logic is there's only love and hate, you either love somebody or you hate them.
-- Dennis Hopper -
All opinions are not equal. Some are a very great deal more robust, sophisticated and well supported in logic and argument than others.
-- Douglas AdamsSource : "The Salmon of Doubt". Book by Douglas Adams, en.wikiquote.org. 2002.
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The most rational defender of nature is driven by a passion for wildness that cannot be explained by an appeal to logic.
-- Eban Goodstein -
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Could it be that there were other things more desirable than cold logic and undefiled brain power?
-- Edgar Rice Burroughs -
Perhaps the most surprising thing about mathematics is that it is so surprising.
-- Edward Charles Titchmarsh -
Logic will never change emotion or perception.
-- Edward de Bono -
There is something about poetry beyond prose logic, there is mystery in it, not to be explained but admired.
-- Edward Young -
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seizing the swift logic of a woman, Curse God and die.
-- Edwin Arlington RobinsonSource : Edwin Arlington Robinson (2015). “Delphi Poetical Works and Plays of Edwin Arlington Robinson (Illustrated)”, p.80, Delphi Classics
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Certainly, truth should be strenuous and bold; but the strongest things are not always the noisiest, as any one may see who compares scolding with logic.
-- Edwin Hubbel Chapin -
Logic is one thing and commonsense another.
-- Elbert Hubbard -
Logic: an instrument used for bolstering a prejudice.
-- Elbert Hubbard -
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Human beings lose their logic in their vindictiveness.
-- Elizabeth Cady StantonSource : Elizabeth Cady Stanton, Harriot (Stanton). Blatch (Mrs) (1922). “Elizabeth Cady Stanton as revealed in her letters, diary and reminiscences”
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Poincaré was a vigorous opponent of the theory that all mathematics can be rewritten in terms of the most elementary notions of classical logic; something more than logic, he believed, makes mathematics what it is.
-- Eric Temple Bell -
most scientific problems are far better understood by studying their history than their logic.
-- Ernst MayrSource : Ernst Mayr (1982). “The Growth of Biological Thought: Diversity, Evolution, and Inheritance”, p.6, Harvard University Press
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Logic is a very beautiful thing. As long as it is not abused.
-- Eugene Ionesco -
The enormous usefulness of mathematics in the natural sciences is something bordering on the mysterious and there is no rational explanation of it.
-- Eugene WignerSource : Eugene Paul Wigner, Jagdish Mehra, Arthur S. Wightman (1997). “Philosophical Reflections and Syntheses”, p.535, Springer Science & Business Media
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Because one cause is bad does not make the opposing cause good.
-- Fay Weldon -
It is well known that the central problem of the whole of modern mathematics is the study of transcendental functions defined by differential equations.
-- Felix KleinSource : Felix Klein (1893). “The Evanston Colloquium: Lectures on Mathematics Delivered from Aug. 28 to Sept. 9, 1893 Before Members of the Congress of Mathematics Held in Connection with the World's Fair in Chicago at Northwestern University, Evanston, Ill”
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In my experience most mathematicians are intellectually lazy.
-- Francis Crick -
Nothing falsifies history more than logic.
-- Francois GuizotSource : François Guizot (1848). “General History of Civilisation in Europe: From the Fall of the Roman Empire Till the French Revolution : Also a Treatise on Death Punishments”, p.98
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Anything outside yourself, this you can see and apply your logic to it. But it’s a human trait that when we encounter personal problems, these things most deeply personal are the most difficult to bring out for our logic to scan. We tend to flounder around, blaming everything but the actual, deep-seated thing that’s really chewing on us.
-- Frank Herbert -
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Education: free and compulsory - what a way to learn logic!
-- Frank Van Dun -
I don't see the logic of rejecting data just because they seem incredible.
-- Fred Hoyle -
For nothing is more democratic than logic; it is no respecter of persons and makes no distinction between crooked and straight noses.
-- Friedrich Nietzsche -
Communism is the final logic of the dehumanization of man.
-- Fulton J. Sheen -
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But however measurable, there is much more life in music than mathematics or logic ever dreamed of.
-- Gabriel Marcel -
I strive to seek new material that fit into the logic of construction, while performing services appropriate to real needs.
-- Gaetano Pesce -
We can't spy on them if they aren't spying on us, now can we?" Warped logic, but okay.
-- Gena Showalter -
They said God was on high and he controlled the world and therefore we must pray against Satan. Well, if God controls the world, he controls Satan. For me, religion was full of misstatements and reaches of logic that I just couldn't agree with.
-- Gene Roddenberry -
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I am now about to set seriously to work upon preparing for the press an account of my theory of Logic and Probabilities which in its present state I look upon as the most valuable if not the only valuable contribution that I have made or am likely to make to Science and the thing by which I would desire if at all to be remembered hereafter.
-- George BooleSource : Letter to William Thomson, January 2, 1851.
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No deeply rooted tendency was ever extirpated by adverse judgment. Not having originally been founded on argument, it cannot be destroyed by logic
-- George Henry Lewes -
The nineteenth century was completely lacking in logic, it had cosmic terms and hopes, and aspirations, and discoveries, and ideals but it had no logic.
-- Gertrude Stein -
It is difficult to remove by logic an idea not placed there by logic in the first place.
-- Gordon LivingstonSource : Gordon Livingston (2009). “Too Soon Old, Too Late Smart: Thirty True Things You Need to Know Now”, p.12, Da Capo Press
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