Cold completely introspective logic places a philosopher on the road to the abstract. Out of this empty, artificial act of thinking there can result, of course, nothing which bears on the relation of man to himself, and to the universe.

Our age is bent on trying to make the barren tree of skepticism fruitful by tying the fruits of truth on its branches.

Man has lost the capacity to foresee and to forestall. He will end by destroying the earth.

Whoever is spared personal pain must feel himself called to help in diminishing the pain of others. We must all carry our share of the misery which lies upon the world.

Bach is thus a terminal point. Nothing comes from him; everything merely leads to him.

I am certain and have always stressed that the destination of mankind is to become more and more humane. The ideal of humanity has to be revived.

World-view is a product of life-view, not vice versa.