We cannot unthink unless we are insane
Arthur Koestler quote The principle mark of a genius is not perfection but originality, the opening of new frontiers
Arthur Koestler quote God seems to have left the receiver off the hook and time is running out
Arthur Koestler quote Creativity in science could be described as the act of putting two and two together to make five
Arthur Koestler quote 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
Arthur Koestler quote Biography
Hungarian author, 1905 - 83
