Knowledge of what is does not open the door directly to what should be.

Nothing happens until something moves.

One thing I have learned in a long life: that all our science, measured against reality, is primitive and childlike -- and yet it is the most precious thing we have.

One of the strongest motives that lead men to art and science is escape from everyday life with its painful crudity and hopeless dreariness, from the fetters of one's own ever-shifting desires. A finely tempered nature longs to escape from the personal life into the world of objective perception and thought.

Look deep into nature, and then you will understand everything better.

One strength of the communist system of the East is that it has some of the character of a religion and inspires the emotions of a religion.

Matter is Energy ... Energy is Light ... We are all Light Beings