Your enemies can kill you, but only your friends can hurt you.

Confidence is that feeling by which the mind embarks in great and honorable courses with a sure hope and trust in itself.

He only employs his passion who can make no use of his reason.

We are not born, we do not live for ourselves alone; our country, our friends, have a share in us.

We learn nothing from history except that we learn nothing from history.

The searching-out and thorough investigation of truth ought to be the primary study of man.

It is difficult to persuade mankind that the love of virtue is the love of themselves.