True creativity often starts where language ends.

The evolution of the brain not only overshot the needs of prehistoric man, it is the only example of evolution providing a species with an organ which it does not know how to use.

One should either write ruthlessly what one believes to be the truth, or else shut up.

Hitherto man had to live with the idea of death as an individual; from now onward mankind will have to live with the idea of its death as a species.

Coincidence may be described as the chance encounter of two unrelated causal chains which - miraculously, it seems - merge into a significant event.

I have repeatedly stressed that the selfish impulses of man constitute a much less historic danger than his integrative tendencies. To put it in the simplest way: the individual who indulges in an excess of aggressive self-assertiveness incurs the penalties of society-he outlaws himself, he contracts out of the hierarchy. The true believer, on the other hand, becomes more closely knit into it; he enters the womb of his church, or party, or whatever the social holon to which he surrenders his identity.

Newton's apple and Cezanne's apple are discoveries more closely related than they seem.