My dream is to find individuals who take financial resources and convert them into changing the world in the most positive ways.

The best change that comes to the world is when all parties are seeing each other as equal, and all parties have the opportunity to be transformed. That really goes back to the idea of dignity.

Why do some people stop growing at age 30, just going from work to the couch and television, when others stay vibrant, curious, almost childlike into their nineties?

I think I still have a great sense of adventure and trust, and am surprisingly idealistic given all the horrible things I've seen since I was 25. I think how I have changed is that I have a much deeper understanding of the dark forces in the world, of power.

Africans didn't want saving, thank you very much, least of all not by me.

When we were walking through the narrow alleys [of the Mathare Valley slums], it was literally impossible not to step in the raw sewage and the garbage alongside the little homes. But at the same time it was also impossible not to see the human vitality, the aspiration and the ambition of the people who live there.

For too much of history, we've viewed the world's precious resources - both environmental and human - as things to extract, to make the most of in order to maximize their potential.