We become aware, however, that all customs, even the hardest, grow pleasanter and milder with time, and that the severest way of life may become a habit and therefore a pleasure.

A married philosopher belongs to comedy.

Every master has but one disciple, and that one becomes unfaithful to him, for he too is destined for master-ship.

The strength required for the vision of the most powerful reality is not only compatible with the most powerful strength for action, for monstrous action, for crime - it even presupposes it.

The great wars of the present age are the effects of the study of history.

Art is not merely an imitation of the reality of nature, but in truth a metaphysical supplement to the reality of nature, placed alongside thereof for its conquest.

Hope, in its stronger forms, is a great deal more powerful stimulans to life than any sort of realized joy can ever be. Man must be sustained in suffering by a hope so high that no conflict with actuality can dash it - so high, indeed, that no fulfilment can satisfy it: a hope reaching out beyond this world.