quotations about logic
There can be no doubt that the knowledge of logic is of considerable practical importance for everyone who desires to think and to infer correctly.
ALFRED TARSKI
Introduction to Logic and to the Methodology of the Deductive Sciences
Logic is the art of thinking well; the mind, like the body, requires to be trained before it can use its powers in the most advantageous way.
ISAAC TAYLOR
Elements of Thought; or, First Lessons in the Knowledge of the Mind
Pure logic is the ruin of the spirit.
ANTOINE DE SAINT-EXUPERY
Flight to Arras
It's a fool that looks for logic in the chambers of the human heart.
JOEL COEN
O Brother, Where Art Thou?
If you use a trick in logic, whom can you be tricking other than yourself?
LUDWIG WITTGENSTEIN
Culture and Value
Life eludes logic, and everything that logic alone constructs remains artificial and forced.
ANDRE GIDE
Autumn Leaves
Logic is essentially a tool for getting at truth; it is the tool, for without it no reasoning is possible in any field of human enquiry whatsoever.
DAVID S. ODERBERG
"Predicate Logic and Bare Particulars", The Old New Logic: Essays on the Philosophy of Fred Sommers
If the world were a logical place, men would ride side saddle.
RITA MAE BROWN
Sudden Death
Some may study side by side, and yet be asunder when they come to the logic of things.
CONFUCIUS
The Wisdom of Confucius
A mind all logic is like a knife all blade. It makes the hand bleed that uses it.
RABINDRANATH TAGORE
Stray Birds
Insanity is often the logic of an accurate mind overtasked.
OLIVER WENDELL HOLMES, SR.
Autocrat of the Breakfast Table
The pedant and the priest have always been the most expert of logicians -- and the most diligent disseminators of nonsense and worse.
H. L. MENCKEN
"Clinical Notes", The American Mercury, Jan. 1924
One of the best things to come out of the home computer revolution could be the general and widespread understanding of how severely limited logic really is.
FRANK HERBERT
Without Me Nothing
So, though most of us can reason without a formal training in logic, study of logic is needed at least to learn how to discern correct reasoning from incorrect reasoning.
CHHANDA CHAKRABORTI
Logic: Informal, Symbolic & Inductive
No matter what your logic is, if it is coherent, you can develop a technique to express it.
BERNARD J. F. LONERGAN
Phenomenology and Logic
But as for logic, that is the armory of reason, furnished with all offensive and defensive weapons.
THOMAS FULLER
The Holy State and the Profane State
Illogical, Captain.
MR. SPOCK
practically every Star Trek episode ever
No, no, you're not thinking; you're just being logical.
NIELS BOHR
attributed, The Mass-Extinction Debates: How Science Works in a Crisis
The logic of the world is prior to all truth and falsehood.
LUDWIG WITTGENSTEIN
Notebooks
Anything that thinks logically can be fooled by something else that thinks at least as logically as it does.
DOUGLAS ADAMS
Mostly Harmless