Laughter is eternity if joy is real.

As a rock star, I have two instincts, I want to have fun, and I want to change the world. I have a chance to do both.

But more than anything else, for the British folks Irish people were all terrorists. So when we went to Britain, it was always a lot of resistance to U2. And that's why we came to America.

It's a privilege to serve the poor, to be servants of noble Africans, but I better belong in the rehearsal room or in the studio with my band. That's where I want to be and I still wake up in the morning with melodies in my head.

You see, idealism detached from action is just a dream. But idealism allied with pragmatism, with rolling up your sleeves and making the world bend a bit, is very exciting. It's very real. It's very strong.

Perspective is the cure for depression.

I have been working for Africans since I was 18, when I got involved with the Nelson Mandela concerts. I got involved with debt cancellation because Desmond Tutu demanded that the world respond to that situation.