Coltrane was moving out of jazz into something else. And certainly Miles Davis was doing the same thing.

Sometimes it works, sometimes it fails, but that's what we face when we're dealing with improvisation.

If you feel you have the right key, you try to make some phrase or sound that will fit.

Coltrane was moving out of jazz into something else. And certainly Miles Davis was doing the same thing.

Jazz, for me, is a closed circuit, like the term baroque in the world of classical music.

There's a certain phraseology involved in jazz, and I've moved away from that.

The only element of jazz that I keep is improvisation.