Again and again I am brought up against it, and again and again I resist it: I don't want to believe it, even though it is almost palpable: the vast majority lack an intellectual conscience; indeed, it often seems to me that to demand such a thing is to be in the most populous cities as solitary as in the desert.

We believe that we know something about the things themselves when we speak of trees, colors, snow, and flowers; and yet we possess nothing but metaphors for things - metaphors which correspond in no way to the original entities.

It is not when truth is dirty, but when it is shallow, that the lover of knowledge is reluctant to step into its waters.

if a person wishes to achieve peace of mind and happiness then they should acquire faith, but if they want to be a disciple of truth, which can be "frightening and ugly,” then they need to search.

It says nothing against the ripeness of a spirit that it has a few worms.

The end of a melody is not its goal; but nonetheless, if the melody had not reached its end it would not have reached its goal either. A parable.

It is no doubt possible to fly--but first you must know how to dance like an angel.