The essence of man is his freedom. Sin is committed in that freedom. Sin can therefore not be attributed to a defect in his essence. It can only be understood as a self-contradiction, made possible by the fact of his freedom but not following necessarily from it.

The prophet himself stands under the judgment which he preaches. If he does not know that, he is a false prophet.

Better not read books in which you make acquaintance of the devil.

Goodness, armed with power, is corrupted; and pure love without power is destroyed.

There must be a realm of truth beyond political competence, that's why there must be a separation of churches, but if religion is bad and a bad religion is one that gives an ultimate sanctity to some particular cause.

The separation of church and state is necessary partly because if religion is good then the state shouldn't interfere with the religious vision or with the religious prophet.

Toleration of people who differ in convictions and habits requires a residual awareness of the complexity of truth and the possibility of opposing view having some light on one or the other facet of a many-sided truth.