"Theories are always very thin and insubstantial, experience only is tangible."
Submitted by Quonation
"It is theory that decides what can be observed."
"Theories that go counter to the facts of human nature are foredoomed."
"Even for practical purposes theory generally turns out the most important thing in the end."
"The temptation to form premature theories upon insufficient data is the bane of our profession."
"A young man is a theory, an old man is a fact."
"A theory is no more like a fact than a photograph is like a person."
"Every theory is a self-fulfilling prophecy that orders experience into the framework it provides."
"Some theories are good for nothing except to be argued about."
"Socrates thought and so do I that the wisest theory about the gods is no theory at all."
"Theoretical principles must sometimes give way for the sake of practical advantages."
"Good tests kill flawed theories; we remain alive to guess again."
"One must credit an hypothesis with all that has had to be discovered in order to demolish it."
"Let us work without theorizing, 'Tis the only way to make life endurable."
Find quonation on:
Copyright © 2013, Quonation