Marcel Duchamp Quote

Somebody in Germany [the German artist Joseph Beuys, who frequently visited America to discuss and to do performances] has been talking about my 'silence', saying that it is overrated. What does that mean?

In: 'Interview with Achille Bonito Oliva', 1986; Republished in: 'Joseph Beuys', Carin Kuoni. Joseph Beuys in America: Energy Plan for the Western Man. New York, 1993 - Attributed from posthumous publications