Without lies humanity would perish of despair and boredom.

If the path be beautiful, let us not ask where it leads.

God, conquered, will become Satan; Satan, conquering, will become God. May the fates spare me this terrible lot; I love the Hell which formed my genius. I love the Earth where I have done some good, if it be possible to do any good in this fearful world where beings live but by rapine.

People who don't count won't count.

Irony and pity are two good counselors: one, in smiling, makes life pleasurable; the other, who cries, makes it sacred.

What we call strategy is mainly just crossing rivers on bridges and passing mountains though cols.

The whole art of teaching is only the art of awakening the natural curiosity of young minds for the purpose of satisfying it afterwards.