We remained in the station on a wooden bench. We spent the night, and I left before him. Even now I find it really astonishing and very moving. It was a kind of madness, idiocy, to travel from Munich to the Jura to pass a few hours of the night with me. It was utterly inhuman to sit next to a being whom you sense desires you so much and not even to have been touched. Above all, I thought, I must be very careful with everything I say to him because he understands things in quite an alarming way, in an absolute way.
Gabrielle Buffet-Picabia remembering Duchamp,
in Calvin Tomkins's Duchamp: A Biography