quotations about logic
Logic helps you learn how to be precise and rigorous in any area of study.
GREG RESTALL
Logic: An Introduction
Pure logic is the ruin of the spirit.
ANTOINE DE SAINT-EXUPERY
Flight to Arras
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
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
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
If you use a trick in logic, whom can you be tricking other than yourself?
LUDWIG WITTGENSTEIN
Culture and Value
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
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
No, no, you're not thinking; you're just being logical.
NIELS BOHR
attributed, The Mass-Extinction Debates: How Science Works in a Crisis
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
If the world were a logical place, men would ride side saddle.
RITA MAE BROWN
Sudden Death
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
Metaphysics may be, after all, only the art of being sure of something that is not so, and logic only the art of going wrong with confidence.
JOSEPH WOOD KRUTCH
The Modern Temper
The knowledge of the theory of logic has no tendency whatever to make men good reasoners.
THOMAS BABINGTON MACAULAY
Critical and Historical Essays
The logic of the world is prior to all truth and falsehood.
LUDWIG WITTGENSTEIN
Notebooks
Some may study side by side, and yet be asunder when they come to the logic of things.
CONFUCIUS
The Wisdom of Confucius
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
What frightened me was the logic of the world; in it lay the foretaste of something incalculably powerful. Its mechanism was incomprehensible, and I could not possibly remain closeted in that windowless, bone-chilling room. Though outside lay the sea of irrationality, it was far more agreeable to swim in its waters until presently I drowned.
OSAMU DAZAI
No Longer Human
As a science, logic institutes an analysis of the process of the mind in reasoning, and investigating the principles on which argumentation is conducted; as an art, it furnishes such rules as may be derived from those principles, for guarding against erroneous deductions.
R. WHATELY
attributed, Day's Collacon