Quotes

A mind all logic is like a knife all blade. It makes the hand bleed that uses it.
– Rabindranath Tagore

Pure logic is the ruin of the spirit.
– Antoine de Saint-Exupéry, Flight to Arras

In small matters, trust the mind 🧠. In the large ones, the heart ♥.
– Sigmund Freud

No, no, you’re not thinking; you’re just being logical.
– Niels Bohr

You can only find truth with logic if you have already found truth without it.
– G.K. Chesterton

Anything that thinks logically can be fooled by something else that thinks at least as logically as it does.
– Douglas Adams, The Hitchhiker’s Trilogy

You can prove anything you want by coldly logical reason – if you pick the proper postulates.
– Isaac Asimov, I, Robot

You asked me how to get out of the finite dimensions when I feel like it. I certainly don’t use logic when I do it. Logic’s the first thing you have to get rid of.
– J.D. Salinger, Nine Stories

Deep in the human unconscious is a pervasive need for a logical universe that makes sense. But the real universe is always one step beyond logic.
– Frank Herbert, Dune

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

When dealing with people, remember you are not dealing with creatures of logic, but with creatures bristling with prejudice and motivated by pride and vanity.
– Dale Carnegie, How to win friends and influence people

I am convinced that the act of thinking logically cannot possibly be natural to the human mind. If it were, then mathematics would be everybody’s easiest course at school and our species would not have taken several millennia to figure out the scientific method.
– Neil deGrasse Tyson, The Sky Is Not the Limit: Adventures of an Urban Astrophysicist

All logical arguments can be defeated by the simple refusal to reason logically.
– Steven Weinberg, Dreams of a Final Theory: The Search for The Fundamental Laws of Nature

…logical validity is not a guarantee of truth.
– David Foster Wallace, Infinite Jest

Crime is common. Logic is rare. Therefore it is upon the logic rather than upon the crime that you should dwell.
– Sir Arthur Conan Doyle, The Adventure of the Copper Beeches - a Sherlock Holmes Short Story

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