There is sense in hoping for recognition in a distant future only when we take it for granted that mankind will remain essentially unchanged, and that whatever is great is not for one age only but will be looked upon as great for all time.

What is it that you love in others?--My hopes.

Sleeping is no mean art: for its sake one must stay awake all day.

Joy wants the eternity of all things, wants deep, wants deep eternity.

Madness is not a consequence of uncertainty but of certainty.

I could dispense with nothing when I created the superman. His seed still carries all your evil and falsehood, your lies and yourignorance.

A man who is very busy seldom changes his opinions.