A human being is a spirit. But what is spirit? Spirit is the self. But what is self? The self is a relation that relates itself to itself or is the relation's relating itself to itself in the relation.

For without risk there is no faith, and the greater the risk, the greater the faith.

In order to swim one takes off all one's clothes--in order to aspire to the truth one must undress in a far more inward sense, divest oneself of all one's inward clothes, of thoughts, conceptions, selfishness etc., before one is sufficiently naked.

It is so hard to believe because it is so hard to obey.

It belongs to the imperfection of everything human that man can only attain his desire by passing through its opposite.

It is the duty of the human understanding to understand that there are things which it cannot understand.

We live as if we were unaware of our impending destruction