And he came down in the morning and he said, »I know you have no system, but what is your secret?« And I said to him, »Well, Karlheinz, I have no secret but if I could say anything to you, I advise you to leave the sounds alone; don't push them; because they're very much like human beings - if you push them, they push you back. So if I have a secret it would be, 'don't push the sounds'.« And he leaned over me and he said, »Not even a little bit?«. (Morton Feldman)