All the interests of my reason, speculative as well as practical, combine in the three following questions: 1. What can I know? 2. What ought I to do? 3. What may I hope?

[A ruler is merely] the trustee of the rights of other men and he must always stand in dread of having in some way violated these rights.

It is difficult for the isolated individual to work himself out of the immaturity which has become almost natural for him.

Maturity is having the courage to use one's own intelligence!

One is not rich by what one owns, but more by what one is able to do without with dignity.

The desire which a man has for a woman is not directed towards her because she is a human being, but because she is a woman ; that she is a human being is of no concern to the man; only her sex is the object of his desires.

But although all our knowledge begins with experience, it does not follow that it arises from experience.