Instruments and playthings are sense and spirit: behind them there is still the Self. The Self seeketh with the eyes of the senses, it hearkeneth also with the ears of the spirit.

The machine is impersonal, it takes the pride away from a piece of work, the individual merits and defects that go along with allwork that is not done by a machine--which is to say, its little bit of humanity.

And if you are not a bird, then beware of coming to rest above an abyss.

One ought to hold on to one's heart; for if one lets it go, one soon loses control of the head too.

I love something: and scarcely do I love it completely when the tyrant in me says: "I want that in sacrifice." This cruelty is in my entrails. Behold! I am evil.

Whoever has overthrown an existing law of custom has always first been accounted a bad man: but when, as did happen, the law could not afterwards be reinstated and this fact was accepted, the predicate gradually changed; - history treats almost exclusively of these bad men who subsequently became good men!

As long as you still experience the stars as something "above you", you lack the eye of knowledge.