The earth is the Lord's fullness thereof: this is no longer a hollow dictum of religion, but a directive for economic action toward human brotherhood.

Modern Man is the victim of the very instruments he values most. Every gain in power, every mastery of natural forces, every scientific addition to knowledge, has proved potentially dangerous, because it has not been accompanied by equal gains in self-understanding and self-discipline.

Utopias rest on the fallacy that perfection is a legitimate goal of human existence.

Because of their origin and purpose, the meanings of art are of a different order from the operational meanings of science and technics: they relate, not to external means and consequences, but to internal transformations, and unless it produce these internal transformations the work of art is either perfunctory or dead.

However far modern science and techniques have fallen short of their inherent possibilities, they have taught mankind at least one lesson; nothing is impossible.

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.

War is the supreme drama of a completely mechanized society.