Rock stars are good at making noise.

Because you know when you first become famous, you start walking a little different because people are staring at you.

Even though I'm a believer, I still find it really hard to be around other believers. They make me nervous, they make me twitch. I sorta watch my back.

I'm a singer, not a politician, and I think you don't want the two to get confused. It's not OK to be on CNN talking about people starving and then tell the interviewer that your new album is coming out in six months.

Perspective is the cure for depression.

I'm never nervous when I go to meet heads of state. I feel they should be nervous, because they are the ones who'll be held accountable for the lives their decisions will impact the most.

Sadly, I do my homework. I've a soft spot for the boring minutiae. I read the Charter of the United Nations before meeting with Kofi Annan. I read the Meltzer report, and then I'll read C. Fred Bergsten's defense of institutions like the World Bank and the I.M.F. It's embarrassing to admit.