If we examine our thoughts, we shall find them always occupied with the past or the future.

The great mass of people judge well of things, for they are in natural ignorance, which is man's true state.

All men seek happiness. There are no exceptions.... This is the motive of every act of every man, including those who go and hang themselves.

This is what I see, and what troubles me. I look on all sides, and everywhere I see nothing but obscurity. Nature offers me nothing that is not a matter of doubt and disquiet.

When we wish to correct with advantage, and to show another that he errs, we must notice from what side he views the matter, for on that side it is usually true.

Vanity of science. Knowledge of physical science will not console me for ignorance of morality in time of affliction, but knowledge of morality will always console me for ignorance of physical science.

All of our miseries prove our greatness. They are the miseries of a dethroned monarch.