Nothing is less promising than precocity. A young thistle is more like a future tree than is a young oak.

Even virtue is an art; and even its devotees are divided into those who practise it and those who are merely amateurs.

In this world, all power rests upon force.

Many priceless things can be bought.

To be satisfied with little is hard, to be satisfied with a lot is impossible.

He who believes in freedom of the will has never loved and never hated.

Accident is veiled necessity.