Quotes About Logic

Logic is invincible, because in order to combat logic it is necessary to use logic.

In this world are very few things made from logic alone. It is illogical for man to be too logical. Some things we must just let stand. The mystery is more important than any possible explanation. The searcher after truth must search with humanity. Ruthless logic is the sign of a limited mind. The truth can only add to the sum of what you know, while a harmless mystery left unexplored often adds to the meaning of life. When a truth is not so important, it is better left as a mystery.

Fairy tales, because they have a very clear structure, are easier to interfere with. Also they have this really weird logic: the kind of logic that you only really experience when youre not feeling very well, or as a child.

There will be a few times in your life when all your instincts will tell you to do something, something that defies logic, upsets your plans, and may seem crazy to others. When that happens, you do it. Listen to your instincts and ignore everything else. Ignore logic, ignore the odds, ignore the complications, and just go for it.

You are a white. The Imperial Wizard. Now, if you don't think this is logic you can burn me on the fiery cross. This is the logic: You have the choice of spending fifteen years married to a woman, a black woman or a white woman. Fifteen years kissing and hugging and sleeping real close on hot nights. With a black, black woman or a white, white woman. The white woman is Kate Smith. And the black woman is Lena Horne. So you're not concerned with black or white anymore, are you? You are concerned with how cute or how pretty. Then let's really get basic and persecute ugly people!

Eventually, Aristotle appeared among the Greeks. He improved the methods of logic and systematized its problems and details. He assigned to logic its proper place as the first philosophical discipline and the introduction to philosophy. Therefore he is called the First Teacher.

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

If pressed to supplement Tweedledee's ostensive definition of logic with a discursive definition of the same subject, I would say that logic is the systematic study of the logical truths. Pressed further, I would say that a sentence is logically true if all sentences with its grammatical structure are true. Pressed further still, I would say to read this book.

The professor husband of a friend of mine has likened children to the insane. I often think of it. He says that children live on the edge of madness, that their behavior, apparently unmotivated, shares the same dream logic as crazy people's. I see what he means, and because I've learned to be patient with children, to tease out the logic that's always somewhere there, and irrefutable once explained.

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.

The strength of the computer lies in its being a logic machine. It does precisely what it is programed to do. This makes it fast and precise. It also makes it a total moron; for logic is essentially stupid.

Logic is immaturity weaving its nets of gossamer wherewith it aims to catch the behemoth of knowledge. Logic is a crutch for the cripple, but a burden for the swift of foot and a greater burden still for the wise.

If someone doesn’t value evidence, what evidence are you going to provide that proves they should value evidence. If someone doesn’t value logic, what logical argument would you invoke to prove they should value logic?

Since the attachment to the cult of Islam is psychological, the solution must also be psychological. We have all the logical proof that Islam is false. But logic has its limitation. Brainwashed people dismiss logic and pride themselves in their blind faith. Psychological warfare is extremely powerful. The Muslim bravado must be destroyed by humiliations and ridicule.

Poets do not go mad; but chess-players do. Mathematicians go mad, and cashiers; but creative artists very seldom. I am not, as will be seen, in any sense attacking logic: I only say that this danger does lie in logic, not in imagination.

Many teachers will tell you to believe; then they put out your eyes of reason and instruct you to follow only their logic. But I want you to keep your eyes of reason open; in addition, I will open in you another eye, the eye of wisdom.

Cooking like everything else in France is logic and fashion.

The minute you take away somebody the public's voting for, you're screwing with the program. There's no logic to it.

How do you get from, "We do not know whether this is protectable human life," to "Therefore, we will not protect it?" Wouldn't the logic just as likely (some would say far more likely) be, "Since we do not know whether this is protectable human life, therefore we will protect it?" Why does the judicial uncertainty about the humanity of the unborn lead to unbridled license to destroy it?

This guy from L.A. sits down next to me, and he says "you like baseball?" I said, "Oh, man, I love baseball." So he goes "Did you know that if Jesus had played ball, he'd have been the greatest ball player ever?" Like I'm gonna argue with that logic. So I sat there for a second, and then I said "did you know that if Babe Ruth had been the Messiah, the Catholics would have beer and hot dogs at Communion?" He left.

I just use Logic, so I need to get more keyboards and gear. I need to get my Korg.

Let no one rule your mind or body. Take special care that your thoughts remain unfettered... Give men your ear, but not your heart. Show respect for those in power, but don't follow them blindly. Judge with logic and reason, but comment not. Consider none your superior in life. Treat all fairly or they will seek revenge. Be careful with your money. Hold fast to your beliefs and others will listen.

Nothing is so deceptive as human reasoning, - nothing so slippery and reversible as what we have decided to call 'logic.' The truest compass of life is spiritual instinct.

The man who has faith in logic is always cuckolded by reality.

Poetry, even that of the loftiest, and seemingly, that of the wildest odes, [has] a logic of its own as severe as that of science; and more difficult, because more subtle, more complex, and dependent on more and more fugitive causes. In the truly great poets... there is a reason assignable, not only for every word, but for the position of every word.

Fear is the enemy of logic.

There is no difference between religion and politics. Both involve lies and fanatical beliefs that generaly defy logic... Just like rock climbing.

The best defense against logic is ignorance.

I don't believe in ghosts, or fairies, or crystals, or unicorns, or a man that can walk on water, or any of that non sense, I personally rely on logic, and have for the better part of my life.

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

Mystical experience of nature can be of particular relevance to our troubled age, bringing deeper into our consciousness and emotions the logic that nature sustains humanity as humanity must, in turn, sustain nature. Rationality alone, however, cannot be our guide in the task of restoring our environment. A spiritual connection to nature must inspire the emotional commitment that is the yin, complementing the yang of intellectual understanding.

I've already written a section in the annual report for next year explaining why I think in one case that the figures on our balance sheet as calculated are wrong. But it's the standard way of doing it. It's holy writ. The SEC wants us to do it that way, and we'll do it that way, and I'll explain why I think it's wrong and shareholders can read it and see whether they agree with my logic or don't.

Art's supposed to build logic structures.

There was no logic or any sense of purpose except that I knew I had to do something other than what I was doing, or I might not make it through this.

Mankind has moved away from the heart of the world to the logic of the mind, and their belief is in the chemist, the physicist, and the mathematician. Science has proven to them that all this ancient belief in ceremony is simply ignorance.

Far more quickly than reason and logic, irony can penetrate rage and puncture self-pity.

What I like about the jokes, to me it's a lot of logic, no matter how crazy they are. It has to make absolute sense, or it won't be funny.

I perceive the world in fragments. It is somewhat like being on a very fast train and getting glimpses of things in strange scales as you pass by. A person can be very, very tiny. And a billboard can make a person very large. You see the corner of a house or you see a bird fly by, and it's all fragmented. Somehow, in painting I try to make some logic out of the world that has been given to me in chaos. I have a very pretentious idea that I want to make life, I want to make sense out of it. The fact that I am doomed to failure - that doesn't deter me in the least.

Originality doesn't consist of saying it first, originality consists of saying it in a way that is specifically tailored to the moment in which you are addressing - and at the moment when the complications arise, challenging the logic of what you're doing.

By the cold Darwinian logic of natural selection, evolution codifies happenstance into strategy.

I think women are really vicious in the work place, they're really jealous, really competitive. Women are emotional, they cry in toilets. The sisterhood only extends as far as the kitchen door. Men talk in logic and rational terms, they don't squark and make a noise.

Politics is about realities, not logic.

My brother used to say that when you deal with women, it's difficult to remove emotions from an argument. I never really knew what he meant. Then I read an article that said when it comes to emotion and logic, men's and women's brains are different - my brother was right! Women are very mysterious, but that's part of their joy.

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.

Any suggestion that science and religion are incompatible flies in the face of history, logic, and common sense.

The knowledge of the theory of logic has no tendency whatever to make men good reasoners.

Theology is the logic of the Devil.

There is nothing that one can say about acting, writing, producing or directing that cannot be revoked in the next breath. Nothing is immutable. The logic of one year is a folly of the next.