The thirst after happiness is never extinguished in the heart of man.
The passions are the voice of the body.
Provided a man is not mad, he can be cured of every folly but vanity.
Plant and your spouse plants with you; weed and you weed alone.
Every artists wants to be applauded
There exists one book, which, to my taste, furnishes the happiest treatise of natural education. What then is this marvelous book? Is it Aristotle? Is it Pliny, is it Buffon? No-it is Robinson Crusoe.