Morton Feldman, The Anxiety of Art, Art in America, (September, 1973).

"What concerns me is the condition in music where aural dimension is obliterated. What do I mean by this? The obliteration of the aural plane doesn't mean the music should be inaudible - though my music may sometimes seem to suggest this. Offhand I think of the Schubert Fantaisie in F minor. 1 of 4