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.

Misery, mutilation, destruction, terror, starvation and death characterize the process of war and form a principal part of the product.

The vast material displacements the machine has made in our physical environment are perhaps in the long run less important than its spiritual contributions to our culture.

The ultimate gift of conscious life is a sense of the mystery that encompasses it.

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.

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

In its revolt against congestion and sordor, a space-hungry generation has, I fear, developed eyes that are bigger than its stomach.