There's always the cliche of the choir shouting and clapping. OK, you have to do that, but there's also introspective parts, parts where you just follow someone that's preaching. There's lots of different emotions and moods that a service requires.

When I did the Abyssinian mass, I went through the whole history of the church music and the gospel music, even with the Anglo American hymns, the Afro American hymns, the spirituals and how it developed, up to Thomas Dorsey and the Dixie Hummingbirds, going through the history of the music, jazz musicians.

I hope it might help players have confidence in our own ways, and not to be afraid of them, as Bernstein showed - things like hoe-downs, fiddle songs, and the art of improvisation, and the New Orleans funeral tradition, and call-and-response church singing, and the fact that the blues run through everything. And in our relationship to European music, in that we don't have to imitate it, it's a part of us, inseparable.

I have absolutely no idea what my generation did to enrich our democracy. We dropped the ball. We entered a period of complacency and closed our eyes to the public corruption of our democracy.

Everything comes out in blues music: joy , pain , struggle . Blues is affirmation with absolute elegance.

We no longer want to be a melting pot, because we don't understand what is already melted.

Jazz music creates so many phenomenal figures.