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.

Sovereigns always see with pleasure a taste for the arts of amusement and superfluity, which do not result in the exportation of bullion, increase among their subjects. They very well know that, besides nourishing that littleness of mind which is proper to slavery, the increase of artificial wants only binds so many more chains upon the people.

But remain the teacher of the young teachers. Advise and direct us, and we will be ready to learn. I will have need of you as long as I live.

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

Smell is the sense of memory and desire.

Our greatest evil flows from ourselves.

The bigger a state becomes the more liberty diminishes.