“There is a root arrogance in any writer; a hugely arrogant assumption that anyone is going to listen to them.”

“The most profound voice of any musician I have ever heard. Joe (Strummer) took his message to the world, and the world listened. He managed to influence more than one generation with his innovative and determined manner, and I am not alone in repeatedly turning to his thoughts and lyrics when searching for inspiration. The Clash was the greatest rock band. They wrote the rule book for U2.”

“The human heart is greedy; it will use religion, color, or any other excuse to justify its greed. Blame the human heart.”

“I will admit that we are attracted to issues that unify people rather than divide them.”

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

“People rid the room of argument until they have no one left — except people who agree with them. It is understandable. But I like a good argument.”

“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.”