The Revolution introduced me to art, and in turn, art introduced me to the Revolution!

The only real valuable thing is intuition.

A man should look for what is, and not for what he thinks should be.

There are few enough people with sufficient independence to see the weaknesses and follies of their contemporaries and remain themselves untouched by them.

The same thinking that has led you to where you are is not going to lead you to where you want to go.

Lasting harmony with a woman (was) an undertaking in which I twice failed rather disgracefully.

A theory is the more impressive the greater the simplicity of its premises is, the more different kinds of things it relates, and the more extended its area of applicability.