As one who knows many things, the humanist loves the world precisely because of its manifold nature and the opposing forces in itdo not frighten him. Nothing is further from him than the desire to resolve such conflictsand this is precisely the mark of the humanist spirit: not to evaluate contrasts as hostility but to seek human unity, that superior unity, for all that appears irreconcilable.

He who has been impoverished for a long timewho has long stood before the door of the mighty in darkness and begged for alms,has filled his heart with bitterness so that it resembles a sponge full of gall; he knows about the injustice and folly of all human action and sometimes his lips tremble with rage and a stifled scream.

Nothing that has ever been thought and said with a clear mind and pure ethical strength is totally in vain; even if it comes froma weak hand and is imperfectly formed, it inspires the ethical spirit to constantly renewed creation.

The idea of Jewish unity, of a plan, an organization, unfortunately exists only in the brains of Hitler and Streicher.

In history as in human life, regret does not bring back a lost moment and a thousand years will not recover something lost in a single hour.

But in the intellectual world, there is room for all opposing forces: even that which never appears victorious in the real world continues to be effective as a dynamic force (in the intellectual world) and precisely the unfulfilled ideals prove to be the most invincible.

He was welcome everywhere he went, and was well-aware of his inability to tolerate solitude. He felt no inclination to be alone and avoided it as far as possible; he didn't really want to become any better acquainted with himself. He knew that if he wanted to show his talents to best advantage, he needed to strike sparks off other people to fan the flames of warmth and exuberance in his heart. On his own he was frosty, no use to himself at all, like a match left lying in its box.