It's much easier to be successful than it is to be relevant. The tricks won't keep you relevant. Tricks might keep you popular for a while, but in all honesty, I don't know how U2 will stay relevant. I know we've got a future. I know we can fill stadiums. And yet with every record, I think, 'Is this it? Are we still relevant?'

Sometimes religion gets in the way of God.

Technology is huge; I wanted to learn about it. People might say that's odd, but I think it's odd if artists aren't interested in the world around them. I'm always chasing that.

It's so sweet, I feel like my teeth are rotting when I listen to the radio.

In my dream, I was drowning my sorrows But my sorrows they learned to swim

In my view, the only thing worse than a rock star is a rock star with a conscience.

I'm never nervous when I go to meet heads of state. I feel they should be nervous, because they are the ones who'll be held accountable for the lives their decisions will impact the most.