"You write a song because something hurts. I mean if you look at social change within America, that came from the Delta areas, the plantations or wherever. A lot of the change in America is rooted in blues music; that was what people listened to. It was the protest music of the time."
- Adam Clayton
The most played city during all the U2 live performances is Dublin, Ireland. They played there almost 100 times. The most played location is Madison Square Garden in New York with 17 shows.