The Dada drummer -- Jean Arp -- Tristan Tzara -- Hans Richter -- A knight in Connecticut -- Marcel Duchamp -- George Grosz -- August Stramm -- Joaquín Torres-García -- Jean Tinguely -- Postscript to Dada -- The case of Dada -- Dada -- Dada and existentialism -- Psychoanalytical notes on modern art -- On inspiration -- About my poetry -- New York -- Modern art and totalitarian regimes -- The agony of the artist -- A few of the artist's problems -- On leaving America for good.