If one looks with a cold eye at the mess man has made of his history, it is difficult to avoid the conclusion that he has been afflicted by some built-in mental disorder which drives him towards self-destruction. Murder within the species on an individual or collective scale is a phenomenon unknown in the whole animal kingdom, except for man, and a few varieties of ants and rats.

In any language it is a struggle to make a sentence say exactly what you mean.

Habit is the denial of creativity and the negation of freedom; a self-imposed straitjacket of which the wearer is unaware.

Woe unto the defeated, whom history treads into the dust.

The principle that the end justifies the means is and remains the only rule of political ethics; anything else is just a vague chatter and melts away between one’s fingers.

Einstein's space is no closer to reality than Van Gogh's sky.

No writer or teacher or artist can escape the responsibility of influencing others whether he intends to or not, whether he is conscious of it or not.