As far as those kinds of things, I also played at the concert to call for the release of Nelson Mandela when he was a political prisoner in South Africa. We were celebrating his 70th birthday and calling for his release. ↗
I'd have to say that my favorite thing is writing a song that really says how I feel, what I believe - and it even explains the world to myself better than I knew it. ↗
Contaminated food is a major cause of diarrhea, substantially contributing to malnutrition and killing about 2.2 million people each year, most of them children. ↗
Let me first say that I don't think the millennium target of cutting global poverty in half is an impossible or abstract target. I think it is a real and achievable goal. ↗