We must be physicists in order to be creative since so far codes of values and ideals have been constructed in ignorance of physics or even in contradiction to physics.
The most vulnerable and yet most unconquerable of things is human vanity; nay, through being wounded its strength increases and can grow to giant proportions.
To recognize untruth as a condition of life--that certainly means resisting accustomed value feelings in a dangerous way; and a philosophy that risks this would by that token alone place itself beyond good and evil.
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).
Without myth, however, every culture loses its healthy creative natural power: it is only a horizon encompassed with myth that rounds off to unity a social movement.
Cows sometimes wear an expression resembling wonderment arrested on its way to becoming a question. In the eye of superior intelligence, on the other hand, lies the nil admirari spread out like the monotony of a cloudless sky.
Very early in my life I took the question of the relation of art to truth seriously: even now I stand in holy dread in the face of this discordance. My first book was devoted to it. The Birth of Tragedy believes in art on the background of another belief
Dancing in all its forms cannot be excluded from the curriculum of all noble education; dancing with the feet, with ideas, with words, and, need I add that one must also be able to dance with the pen?