Courage is never letting your actions be influenced by your fears.
God seems to have the receiver off the hook.
Nothing is more sad than the death of an illusion.
Wars are not fought for territory, but for words. Man's deadliest weapon is language. He is as susceptible to being hypnotized by slogans as he is to infectious diseases. And where there is an epidemic, the group-mind takes over.
A faith is not acquired by reasoning. One does not fall in love with a woman, or enter the womb of a church, as a result of logical persuasion. Reason may defend an act of faith-but only after the act has been committed, and the man committed to the act.
One may not regard the world as a sort of metaphysical brothel for emotions.
The progress of science is strewn, like an ancient desert trail, with the bleached skeleton of discarded theories which once seemed to possess eternal life.
Prometheus is reaching out for the stars with an empty grin on his face.
Politics can be relatively fair in the breathing spaces of history; at its critical turning points there is no other rule possible than the old one, that the end justifies the means.
Scientists are peeping toms at the keyhole of eternity.
Creative activity could be described as a type of learning process where teacher and pupil are located in the same individual.
The prerequisite of originality is the art of forgetting, at the proper moment, what we know.
A publisher who writes is like a cow in a milk bar.