Origins are of the greatest importance. We are almost reconciled to having a cold when we remember where we caught it.

When art find no temple open, it takes refuge in the workshop.

It's bad enough when married people bore one another, but it's much worse when only one of them bores the other.

Oh happy pessimists! What a joy it is to them to be able to prove again and again that there is no joy.

If you have one good idea, people will lend you twenty.

Never strive, O artist, to create what you are not irresistibly impelled to create!

When curiosity turns to serious matters, it's called research.