Clear and precise ideas are the most dangerous, for one does not dare to change them.

One should want only one thing and want it constantly. Then one is sure of getting it. But I desire everything, and consequently get nothing.

But can one still make resolutions when one is over forty? I live according to twenty-year-old habits.

It is unthinkable for a Frenchman to arrive at middle age without having syphilis and the Cross of the Legion of Honor.

The only real education comes from what goes counter to you.

Families, I hate you! Shut-in homes, closed doors, jealous possessors of happiness

I can't expect others to share my virtues. It's good enough for me if they share my vices.