Only this incident inseparable every custom must have, viz., that it be consonant to reason; for how long soever it hath continued, if it be against reason, it is of no force in law.
Bio: Marcel Duchamp was a French artist who became an American citizen in 1955. His work and ideas had considerable influence on the development of post-World War Two Western art. He was the first artist creating 'ready-made' in modern art.