140 Quotes by Henri Poincare

"If nature were not beautiful, it would not be worth knowing, and if nature were not worth knowing, life would not be worth living"

"A small error in the former will produce an enormous error in the latter."

"Mathematicians do not study objects, but relations between objects."

"Ideas rose in clouds; I felt them collide until pairs interlocked, so to speak, making a stable combination."

"Science is built up of facts, as a house is with stones. But a collection of facts is no more a science than a heap of stones is a house."

"It is through science that we prove, but through intuition that we discover."

"Point set topology is a disease from which the human race will soon recover."

"If one looks at the different problems of the integral calculus which arise naturally when one wishes to go deep into the different parts of physics, it is impossible not to be struck by the analogies existing."

"A very small cause which escapes our notice determines a considerable effect that we cannot fail to see, and then we say that the effect is due to chance."

"A sane mind should not be guilty of a logical fallacy, yet there are very fine minds incapable of following mathematical demonstrations."