The Freudian theory is one of the most important foundation stones for an edifice to be built by future generations, the dwelling of a freer and wiser humanity.

What we call National-Socialism is the poisonous perversion of ideas which have a long history in German intellectual life.

War is only a cowardly escape from the problems of peace.

Solitude gives birth to the original in us, to beauty unfamiliar and perilous - to poetry. But also, it gives birth to the opposite: to the perverse, the illicit, the absurd.

Everything is politics.

For to be poised against fatality, to meet adverse conditions gracefully, is more than simple endurance it is an act of aggression, a positive triumph.

It is a strange fact that freedom and equality, the two basic ideas of democracy, are to some extent contradictory. Logically considered, freedom and equality are mutually exclusive, just as society and the individual are mutually exclusive.

Time has no divisions to mark its passage, there is never a thunder-storm or blare of trumpets to announce the beginning of a new month or year. Even when a new century begins it is only we mortals who ring bells and fire off pistols.

A harmful truth is better than a useful lie.

A great truth is a truth whose opposite is also a truth.