You are caught in the current of unceasing change. Your life is a ripple in it. Every moment of your conscious life links the infinite past with the infinite future. Take part in both and you will not find the present empty.

And the National Socialists believe that they can afford to ignore the world or oppose it, and build their castles-in-the-air without creating a possibly silent, but very palpable reaction from abroad.

Tension without cosmic pulsation to animate it is the transition to nothingness

One day the last portrait of Rembrandt and the last bar of Mozart will have ceased to be — though possibly a colored canvas and a sheet of notes will remain — because the last eye and the last ear accessible to their message will have gone.

All world-improvers are Socialists. And consequently there are no Classical world-improvers.

This is our purpose: to make as meaningful as possible this life that has been bestowed upon us . . . to live in such a way that we may be proud of ourselves, to act in such a way that some part of us lives on. This is our purpose: to make as meaningful as possible this life that has been bestowed upon us . . . to live in such a way that we may be proud of ourselves, to act in such a way that some part of us lives on.

The mathematic, then, is an art. As such it has its styles and style periods. It is not, as the layman and the philosopher (who is in this matter a layman too) imagine, substantially unalterable, but subject like every art to unnoticed changes form epoch to epoch. The development of the great arts ought never to be treated without an (assuredly not unprofitable) side-glance at contemporary mathematics.