Life is a struggle and not a matter of privilege. It is nothing but one's knowledge of the temporal and the spiritual world.

A wrong concept misleads the understanding; a wrong deed degrades the whole man, and may eventually demolish the structure of the human ego.

The spirit of philosophy is one of free inquiry. It suspects all authority. Its function is to trace the uncritical assumptions of human thought to their hiding places, and in this pursuit it may finally end in denial or a frank admission of the incapacity of pure reason to reach the ultimate reality.

I have never considered myself a poet. Therefore, I am not a rival of anyone, and I do not consider anybody my rival.

Become dust - and they will throw thee in the air; Become stone - and they will throw thee on glass.

The intellect of two thousand asses cannot bring forth a single man's thought.

The ultimate aim of the ego is not to see something, but to be something.