Understanding human nature is the highest knowledge, and only by knowing it can we know God. It is also a fact that the knowledge of God is the highest knowledge, and only by knowing God can we understand human nature.
So as long as you can forget your body you are happy and the moment you begin to be aware of your body, you are wretched. So if civilization is any good, it has to help us forget our bodies, and then time passes happily without our knowing it. Help us get rid of our bodies altogether.
A strange thing has happened - while all the other arts were born naked, this, the youngest, has been born fully-clothed. It can say everything before it has anything to say. It is as if the savage tribe, instead of finding two bars of iron to play with, had found scattering the seashore fiddles, flutes, saxophones, trumpets, grand pianos by Erhard and Bechstein, and had begun with incredible energy, but without knowing a note of music, to hammer and thump upon them all at the same time.