metaphysician

philosophy

is a man who goes into a dark cellar at midnight without a light, looking for a black cat that is not there.

A metaphysician is a man who goes into a dark cellar at midnight without a light, looking for a black cat that is not there.

is a blind man in a dark room looking for a black hat which isn't there.

philosophy is a blind man in a dark room looking for a black hat which isn't there.