A certain amount of opposition is a great help to a man. Kites rise against, not with, the wind.

War is the supreme drama of a completely mechanized society.

In our entrancement with the motorcar, we have forgotten how much more efficient and how much more flexible the footwalker is.

Nothing is unthinkable, nothing impossible to the balanced person, provided it comes out of the needs of life and is dedicated to life's further development.

Restore human legs as a means of travel. Pedestrians rely on food for fuel and need no special parking facilities.

When vitality runs high, death takes men by surprise. But if they close their eyes to this possibility, what they gain in peace they lose in sensibility and significance.

If mankind is to escape its programmed self-extinction the God who saves us will not descend from the machine: he will rise up again in the human soul.