To escape boredom, man works either beyond what his usual needs require, or else he invents play, that is, work that is designed to quiet no need other than that for working in general.

In the true man there is a child concealed who wants to play.

The misunderstanding of passion and reason, as if the latter were an independent entity and not rather a system of relations between various passions and desires; and as if every passion did not possess its quantum of reason.

If there is to be art, if there is to be any aesthetic doing and seeing, one physiological condition is indispensable: frenzy.

I love the valiant; but it is not enough to wield a broadsword, one must also know against whom.

The broad effects which can be obtained by punishment in man and beast, are the increase of fear, the sharpening of the sense of cunning, the mastery of the desires; so it is that punishment tames man, but does not make him "better.".

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