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.

The fact is that ours is the first generation that can look disease and extreme poverty in the eye, look across the ocean to Africa, and say this, and mean it. We do not have to stand for this. A whole continent written off - we do not have to stand for this.

To be one, to be united is a great thing. But to respect the right to be different is maybe even greater.

U2 was involved in Live Aid, and I ended up going to Ethiopia and working there for some time with my wife, Ali.

I put Catholic guilt to work pretty good for a rich rock star.

I think carrying moral baggage is very dangerous for an artist. If you have a duty, it's to be true and not cover up the cracks.