If a king tries to start a war, a mother should go to him and forbid it.

Cities are the sinks of the human race.

The first man to fence in a piece of land, saying "this is mine" and who found people simple enough to believe him, was the real founder of civil society.

I felt before I thought

The universe was born restless and has never since been still.

The passage from the state of nature to the civil state produces a very remarkable change in man, by substituting justice for instinct in his conduct.

Nothing makes me so happy as to observe nature and to paint what I see.