"So where does all music come from -- be it hip-hop or rock 'n' roll? I don't know. But I do know that all music is praise. It's praise to the god of your making. Which, in the case of a rock star, might be oneself. Or a woman. Or an idea."
- Bono, 2004
U2 participated in the Live Aid concert at Wembley Stadium for Ethiopian famine relief in July 1985, which was seen by more than a billion people worldwide.