One can be certain that every generally held idea, every received notion, will be idiocy because it has been able to appeal to the majority

Do not suppose opportunity will knock twice at your door.

Life is a malady in which sleep soothes us every sixteen hours; it is a palliation; death is the remedy.

Do you think that revolutions are made with rose water?

We leave unmolested those who set the fire to the house, and prosecute those who sound the alarm.

Scandal is an importunate wasp, against which we must make no movement unless we are quite sure that we can kill it; otherwise it will return to the attack more furious than ever.

There are more fools than wise men, and even in a wise man there is more folly than wisdom.