Human progress depends on unreasonable people. Reasonable people accept the world as they meet it; unreasonable people persist in trying to change it. Well, I'm Bob and I'm an unreasonable person. And if TED is anything, it is the olympics of unreasonable people.

But if somebody dies, if something happens to you, there is a normal process of depression, it is part of being human, and some people view it as a learning experience etc.

Feed the world. Let them know it's Christmas time again.

Mankind at its most desperate is often at its best

It's like you asked me about the depression thing: you grope towards an understanding of whatever it is your going through, and it's not personal, there are forces in play around you, and you seek to understand them and that way you can go on

I don't think anyone sets out to malign poor people but certainly that's what we do through organizations such as the World Trade Organization, the World Bank and the International Monetary Fund.

I was really lucky that I came to puberty at a time when music and politics were completely intertwined