Witty inspirations are the proverbs of the educated.

An artist is he for whom the goal and center of life is to form his mind.

Religion is usually nothing but a supplement to or even a substitute for education, and nothing is religious in the strict sense which is not a product of freedom. Thus one can say: The freer, the more religious; and the more education, the less religion.

The whole history of modern poetry is a continuous commentary on the short text of philosophy: every art should become science, and every science should become art; poetry and philosophy should be united.

In the ancients, one sees the accomplished letter of entire poetry: in the moderns, one has the presentiment of the spirit in becoming.

Is it not superfluous to write more than one novel if the writer has not become, say, a new man? Obviously, all the novels of an author not infrequently belong together and are to a certain degree only one novel.

Mathematics is, as it were, a sensuous logic, and relates to philosophy as do the arts, music, and plastic art to poetry.