I don't know what they call mysticism, it is in truth perhaps the interest of the spirit; that the work expresses the spirit, and not the formal aspect. While in the United States a lot of art production runs along the line of formalist art; what one could call the post-modernism, a kind of formalist intention like Don Judd, Carl Andre, Robert Morris, and these.

p. 243; Also cited in: Louwrien Wijers (1996). Writing as Sculpture: 1978 - 1987. p. 38 - Interview with Louwrien Wijers, 1979