God is the mysterious veil under which we hide our ignorance of the cause.

Truth is different from error in two respects: it is a little harder to prove and more difficult to admit.

La vérité est sur une courbe dont notre ésprit suit éternellement l'asymptote. Truth is on a curve whose asymptote our spirit follows eternally.

To succeed in science, one must doubt; to succeed in life, one must be sure.

"Genius is just enduring patience," said Buffon. This is far from complete. Genius is impatience in ideas and patience with the facts: a lively imagination and a calm judgment, rather like a liquid boiling in a cup that remains cold.

God is the mysterious veil under which we hide our ignorance of the cause.

Civilization is the art of creating useless needs.