Vannevar Bush Quotes

Logic teaches rules for presentation, not thinking.

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

Logic: The art of thinking and reasoning in strict accordance with the limitations and incapacities of the human misunderstanding.

You should carefully study the Art of Reasoning, as it is what most people are very deficient in, and I know few things more disagreeable than to argue, or even converse with a man who has no idea of inductive and deductive philosophy.

Bad reasoning as well as good reasoning is possible; and this fact is the foundation of the practical side of logic.

Logic is like the sword - those who appeal to it, shall perish by it.

I hope you become comfortable with the use of logic without being deceived into concluding that logic will inevitably lead you to the correct conclusion.

Reasoning draws a conclusion, but does not make the conclusion certain, unless the mind discovers it by the path of experience.

Logic is neither an art nor a science but a dodge.

Logic obviously is important. You need to be able to figure things out, to go to the end of a particular problem. But intuition is very important because it references things that logic alone cannot.

Logic is in the eye of the logician.

if you do not appreciate the mathematics, you cannot see, among the great variety of facts, that logic permits you to go from one to the other

The proof of a theory is in its reasoning, not in its sponsorship. The proof of a theory is in its reasoning, not in its sponsorship.

Logic is a wonderful thing but doesn't always beat actual thought.

Logic is the art of making truth prevail.

Logic is the art of convincing us some truth.

We can't avoid reasoning; we can only avoid doing it well.

Life is the art of drawing sufficient conclusions from insufficient premises.

Contrariwise, if it was so, it might be; and if it were so, it would be; but as it isn't, it ain't. That's logic.

Euclid taught me that without assumptions there is no proof. Therefore, in any argument, examine the assumptions.

Logic has made me hated in the world.

Logic! Good gracious! What rubbish!

Logic takes care of itself; all we have to do is to look and see how it does it.

Logic is not a body of doctrine, but a mirror-image of the world. Logic is transcendental.

When a thing is said to be not worth refuting you may be sure that either it is flagrantly stupid—in which case all comment is superfluous—or it is something formidable, the very crux of the problem.