If rationality were the criterion for things being allowed to exist, the world would be one gigantic field of soya beans!
Tom StoppardA Chinaman of the T'ang Dynastyโand, by which definition, a philosopherโdreamed he was a butterfly, and from that moment he was never quite sure that he was not a butterfly dreaming it was a Chinese philosopher. Envy him; in his two-fold security.
Tom Stoppard