''Those who were seen dancing were thought to be insane by those who could not hear the music''.
''That which does not kill me makes me stronger''.
''God is dead: but considering the state of the species Man is in, there will perhaps be caves, for ages yet, in which his shadow will be shown''.
''Belief in the truth commences with the doubting of all those “truths” we once believed''.
''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 every real man a child is hidden that wants to play''.
''Distrust all in whom the impulse to punish is powerful''.