Readymade

"Now Mr. Mutt's fountain is not immoral, that is absurd, no more than a bathtub is immoral. It is a fixture that you see every day in plumbers' show windows. Whether Mr. Mutt with his own hands made the fountain or not has no importance. He CHOSE it. He took an ordinary article of life, placed it so that its useful significance disappeared under the new title and point of view -- created a new thought for that object."

From an anonymous article published by Duchamp, Beatrice Wood, and H.-P. Roche in Blind Man, May 1917.