We have to find climate-friendly ways of encouraging economic growth. The good news is we think they exist.

Today there are a lot places where people say they're just hopeless. If I can come from a hopeless country, get an education, become a hyphenated American and become president of the World Bank, it's my moral duty to make sure that every single person on the planet has that opportunity.

We have to find climate-friendly ways of encouraging economic growth. The good news is we think they exist.

If we do not act to curb climate change immediately, we will leave our children and grandchildren an unrecognizable planetIt is the poor, those least responsible for climate change and least able to afford adaptation, who would suffer the most.

A lot of young people dont think they can make a difference. Thats really what I am at Dartmouth to do. Im there to tell the young people, Look, a few committed souls can change the world.

When you're working on development issues, optimism is not always based on rational analysis, often it is a moral choice.

There will be water and food fights everywhere.