In the 1960s the French artist Marcel Duchamps signed his name on a used male urinal, and the displaying of that piece as part of a museum exhibition launched the conceptual art movement.
是的，早在一九六○年代，法國藝術家杜象將使用過的男性尿斗簽上名字，當作作品放在美術館展覽，開啟了「觀念藝術」的先河。