"CT: [...] I think that Duchamp is a kind of Montaigne-like figure.
PC: What do you mean?
CT: He wasn't telling you how to live so much as he was just trying to find out for himself. His friend Henri-Pierre Roché once said Duchamp's greatest work was his use of time."
Calvin Tomkins (2013)
Marcel Duchamp: The Afternoon Interviews. p. 19
[PC = Paul Chan. CT = Calvin Tomkins]