Liberty is obedience to the law which one has laid down for oneself

There is no folly of which a man who is not a fool cannot get rid except vanity; of this nothing cures a man except experience of its bad consequences, if indeed anything can cure it.

Teach by doing whenever you can, and only fall back upon words when doing it is out of the question.

In truth, laws are always useful to those with possessions and harmful to those who have nothing; from which it follows that the social state is advantageous to men only when all possess something and none has too much.

A citizen should render to the state all the services he can as soon as the sovereign demands them.

The world of reality has its limits; the world of imagination is boundless.

Jewish authors would never have invented either that style nor that morality; and the Gospel has marks of truth so great, so striking, so utterly inimitable, that the invention of it would be more astonishing than the hero.