Marriage is the only war in which you sleep with the enemy.

There is an excess both in happiness and misery above our power of sensation.

The aversion to lying is often a hidden ambition to render our words credible and weighty, and to attach a religious aspect to our conversation.

Nothing is more ridiculous in old people that were once good-looking, than to forget that they are not so still.

Perfect valour consists in doing without witnesses that which we would be capable of doing before everyone.

It is easier to understand mankind in general than any individual man.

We sometimes differ more widely from ourselves than we do from others.