I shall leave the world without regret, for it hardly contains a single good listener.

There are three things I have loved but never understood. Art, music and women.

If I had my hand full of truth, I would take good care how I opened it.

A work of morality, politics, criticism will be more elegant, other things being equal, if it is shaped by the hand of geometry.

Hardly anyone knows how much is gained by ignoring the future.

Nature is never so admired as when she is understood.

I have lived one hundred years; and I die with the consolation of never having thrown the slightest ridicule upon the smallest virtue.