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.

Selling out is doing something you don't really want to do for money. That's what selling out is.

The idea that there is one kind of African is of course ridiculous. Sometimes African entrepreneurs want to kill you because you are saying public health is the priority, not roads. Of course they are right to press for that issue, but so are we right, I believe, to argue for example that millions of children could and should be vaccinated.

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

Every age has its massive moral blind spots. We might not see them, but our children will.

I'm home a lot. Because I live in Ireland, we can live under the celebrity radar. I might go missing for a whole year.

Hanging out with politicians and corporations is very unhip work. But I think that the U2 audience have turned out to be incredibly subtle in their understanding.