Crime when it succeeds is called virtue.

There is nothing the busy man is less busied with than living; there is nothing harder to learn.

There's one blessing only, the source and cornerstone of beatitude: confidence in self.

An old man at school is a contemptible and ridiculous object.

The body is not a permanent dwelling, but a sort of inn which is to be left behind when one perceives that one is a burden to the host.

We are members of one great body. Nature planted in us a mutual love, and fitted us for a social life. We must consider that we were born for the good of the whole.

What does reason demand of a man? A very easy thing-to live in accord with his own nature.