It is by logic that we prove, but by intuition that we discover. To know how to criticize is good, to know how to create is better.

We also know how cruel the truth often is, and we wonder whether delusion is not more consoling.

What is it indeed that gives us the feeling of elegance in a solution, in a demonstration?

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

It is not order only, but unexpected order, that has value.

Sociology is the science with the greatest number of methods and the least results.

Intuition is more important to discovery than logic.