Those of us who grew up in the '50s and '60s, we had the dream that this could be turned around, and the earth could be back in balance, and that we could level the playing field with men and women and pay, and you know, minority groups having equal opportunity. We just magically thought this was all going to happen: we were going to have clean food, and organic this, and conscious that, and it just didn't happen.

We did a two month tour with Taj Mahal that was really healing and cathartic and a good distraction after my brother passed away. Then I knew I wanted to take a year off, and it was really nice to have that chance to fall apart.

AC/DC's 'Highway to Hell' is the greatest meshing of vocal, guitar, and content I've ever heard. That's what I aspire to.

You know, a lot of people feel that sobriety is about just stopping using whatever it was that you appeared to be addicted to, but it really has to do with a way of looking at your life and taking accountability.

In 1967 I entered Harvard as a freshman, confident - in the way that only 17-year-olds are - that I could change the world. My major was African Studies, and my plan was to travel to Tanzania, where President Julius Nyerere was creating a government based on democracy and socialism.

When it's a funky uptempo song, you're basically having the same kind of release you would have when you have sex, only it lasts longer. Whether you're playing it on the guitar or on the dance floor, you're in that moment.

In blues, classical and jazz, you get more revered with age.