Genuine witticisms surprise those who say them as much as those who listen to them; they arise in us in spite of us, or, at least, without our participation,--like everything inspired.

The essence of life consists in thinking, and being conscious of one's soul.

We shall always keep a spare corner in our heads to give passing hospitality to our friends' opinion.

Maxims are to the intellect what laws are to actions; they do not enlighten, but they guide and direct, and, although themselves blind, are protective.

There are some men who are witty when they are in a bad humor, and others only when they are sad.

Whence? wither? why? how? - these questions cover all philosophy.

Antiquity! I like its ruins better than its reconstructions.