Logic Quotations | Page 6

Truth is irrelevant. What is relevant is whether or not they believe it." The logic in the words grated. "The first rule of scoundrels?

The mighty power of logic cleanses all it touches.

The subtleties of mathematics defecate the grossness of our apprehension, and supply the elements of a sounder and severer logic.

Soul-directed events defy logic and ridicule reason.

Logic chases truth up the tree of grammar.

Implication is thus the very texture of our web of belief, and logic is the theory that traces it.

Logic is an old subject, and since 1879 it has been a great one.

A painting is more than the sum of its parts

In its youth a people produce mythology and poetry; in its decadence, philosophy and logic.

Logic won't change an emotion but action will.

The heart has arguments with which the logic of mind is not aquainted.

All exact science is dominated by the idea of approximation.

Only mathematics and mathematical logic can say as little as the physicist means to say.

The fact that all Mathematics is Symbolic Logic is one of the greatest discoveries of our age; and when this fact has been established, the remainder of the principles of mathematics consists of the analysis of Symbolic Logic itself.

The conception of the necessary unit of all that is resolves itself into the poverty of the imagination, and a freer logic emancipates us from the straitwaistcoated benevolent institution, which idealism palms off as the totality of being.

you are never called upon to prove a negative. that's a law of logic.

It is not certain that everything is uncertain.

When intuition and logic agree, you are always right.

[The decay of Logic results from an] untroubled assumption that the particular is real and the universal is not.

It is evidently equally foolish to accept probable reasoning from a mathematician and to demand from a rhetorician demonstrative proofs.

Logic: an instrument used for bolstering a prejudice.

Reason: The arithmetic of the emotions.

Logic is one thing and commonsense another.

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.

The heart knows no logic, and rarely corresponds with the brain.

Ordinary language is totally unsuited for expressing what physics really asserts, since the words of everyday life are not sufficiently abstract. Only mathematics and mathematical logic can say as little as the physicist means to say.

Formality Thus the absence of all mention of particular things or properties in logic or pure mathematics is a necessary result of the fact that this study is, as we say, "purely formal".

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.

The rules of logic are to mathematics what those of structure are to architecture.

Inferences of Science and Common Sense differ from those of deductive logic and mathematics in a very important respect, namely, when the premises are true and the reasoning correct, the conclusion is only probable.

Logic must no more admit a unicorn than zoology can.

I am allowed to use plain English because everybody knows that I could use mathematical logic if I chose.

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.

Forever I shall be a stranger to myself. In psychology as in logic, there are truths but no truth.

It is always easy to be logical. It is almost impossible to be logical to the bitter end.

There are crimes of passion and crimes of logic. The boundary between them is not clearly defined.

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.

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.

SYLLOGISM, n. A logical formula consisting of a major and a minor assumption and an inconsequent.

I think I think, therefore I think I am.

There is no point in using the word 'impossible' to describe something that has clearly happened.

All opinions are not equal. Some are a very great deal more robust, sophisticated and well supported in logic and argument than others.

Anything that thinks logically can be fooled by something else that thinks at least as logically as it does.

Oh dear,' says God, 'I hadn't thought of that,' and promptly vanishes in a puff of logic.

Anything that contradicts experience and logic should be abandoned.

Logic can take you from point A to point B. Imagination can take you wherever you want

If we trace out what we behold and experience through the language of logic, we are doing science; if we show it in forms whose interrelashionships are not accessible to our conscious thought but we are intuitively recognized as meaningful, we are doing art..

I never thought that others would take my theories so much more seriously than I did.

In music I do not look for logic. I am quite intuitive on the whole and know no theories. I never like a work if I cannot intuitively grasp its inner unity (architecture).

The vast majority of human beings are not interested in reason or satisfied with what it teaches.

He who cannot describe the problem will never find the solution to that problem.

Some may study side by side, and yet be asunder when they come to the logic of things.

Frege has the merit of ... finding a third assertion by recognising the world of logic which is neither mental nor physical.

Those philosophers who believe in the absolute logic of truth have never had to discuss it on close terms with a woman.

Insanity is often the logic of an accurate mind overtaxed.

It ["The Ancient Mariner"] is marvellous in its mastery over that delightfully fortuitous inconsequence that is the adamantine logic of dreamland.

Impulse is, after all, the best linguist; its logic, if not conformable to Aristotle, cannot fail to be most convincing.

It must be, for there is a logic to everything on this earth and nothing is done without a reason, that God sometimes lets scientists discover.

The less there is to justify a traditional custom, the harder it is to get rid of it

Experience, the only logic sure to convince a diseased imagination and restore it to rugged health.

For nothing is more democratic than logic; it is no respecter of persons and makes no distinction between crooked and straight noses.

Reason can wrestle and overthrow terror.

There are three kinds of people: those who can count, and those who cannot.

The pedant and the priest have always been the most expert of logicians -- and the most diligent disseminators of nonsense and worse.

The greatest danger in times of turbulence is not the turbulence; it is to act with yesterday's logic.

Production is not the application of tools to materials, but logic to work.

Reason also is choice.

No human investigation can claim to be scientific if it doesn't pass the test of mathematical proof.

It is so easy to convince others; it is so difficult to convince oneself.

A mind all logic is like a knife all blade.

Logic is the anatomy of thought.

The less we have, the more we give. Seems absurd, but it's the logic of love.

Infinity is a fathomless gulf, into which all things vanish.

He is a true fugitive who flies from reason.

God is represented as infinite, eternal, incomprehensible; he is contained under every predicate in non that the logic of ignorance could fabricate.

Man discovers truth by reason only, not by faith.

Logic is the procession or proportionate unfolding of the intuition; but its virtue is as silent method; the moment it would appear as propositions, and have a separate value, it is worthless.

We are in the realm not of logic but of wistfulness, and I must maintain that wistfulness is a respectable, serious condition. How, otherwise, to account for much of one's life?

The example of a syllogism that he had studied in Kiesewetter's logic: Caius is a man, men are mortal, therefore Caius is mortal, had throughout his whole life seemed to him right only in relation to Caius, but not to him at all.

Logic ignores the almost, just as the sun ignores the candle.

There is a logic of language and a logic of mathematics.

The logic of the poet - that is, the logic of language or the experience itself - develops the way a living organism grows: it spreads out towards what it loves, and is heliotropic, like a plant.

To know, to get into the truth of anything, is ever a mystic art, of which the best logic's can but babble on the surface.

High Air-castles are cunningly built of Words, the Words well bedded also in good Logic-mortar; wherein, however, no Knowledge will come to lodge.

Nightmares exist outside of logic, and there's little fun to be had in explanations; they're antithetical to the poetry of fear.

Art serves us best precisely at that point where it can shift our sense of what is possible, when we know more than we knew before, when we feel we have - by some manner of a leap - encountered the truth. That, by the logic of art, is always worth the pain.

You can sway a thousand men by appealing to their prejudices quicker than you can convince one man by logic.

Since when was an emotional argument won by logic?

Analogy is even slipperier than logic.

His was not a small mind bothered by logic and consistency.

Logic is a feeble reed, friend.

Does fuzzy logic tickle?

Logic and sermons never convince, The damp of the night drives deeper into my soul.

Human beings are not creatures of logic; we are creatures of emotion. And we do not care what's true. We care how it feels.

By logic and reason we die hourly; by imagination we live.

General scepticism is the live mental attitude of refusing to conclude. It is a permanent torpor of the will, renewing itself in detail towards each successive thesis that offers, and you can no more kill it off by logic than you can kill off obstinacy or practical joking.

Instinct leads, logic does but follow.

All men are mortal. Socrates was mortal. Therefore, all men are Socrates.

Six is a number perfect in itself, and not because God created the world in six days; rather the contrary is true. God created the world in six days because this number is perfect, and it would remain perfect, even if the work of the six days did not exist.

Sir, we must beware of needless innovation, especially when guided by logic.