The secret of realizing the greatest fruitfulness and the greatest enjoyment of existence is: to live dangerously! Build your cities on the slopes of Vesuvius! Send your ships out into uncharted seas! Live in conflict with your equals and with yourselves! Be robbers and ravagers as soon as you ca not be rulers and owners, you men of knowledge! The time will soon past when you could be content to live concealed int he woods like timid deer!

There is not enough religion in the world even to destroy religion.

In a certain state it is indecent to live longer.

What is the difference between someone who is convinced and one who is deceived? None, if he is well deceived.

God is dead, but considering the state the species man is in, there will perhaps be caves, for ages yet, in which his shadow will be shown.

What we call truths are just those errors that we cannot give up.

Good deeds shun the light as anxiously as evil deeds: the latter fear that disclosure will bring on pain (as punishment), while the former fear that disclosure will take away pleasure (that pure pleasure, that pleasure per se, which immediately ceases once the vanity's satisfaction is added).