I'm constantly tortured, and that's why I say happiness is irrelevant. Happiness is for children and yuppies.
John ZornClassical stuff takes a lot of rehearsal time and preparation, but with stuff that involves improvisation, you can over-rehearse it and it gets stale. You don't want it to be too comfortable. In fact, a good sound check, a good rehearsal usually means a bad performance.
John ZornDiscipline is important as long as you're having a good time. What I always did was I did what I enjoyed, and I think that's why I don't have any grey hairs.
John Zorn