Capitalism has worked very well. Anyone who wants to move to North Korea is welcome.

Contrary to popular belief, I don't spend a whole lot of time following soccer. But as I have traveled around the world to better understand global development and health, I've learned that soccer is truly universal. No matter where I go, that's what kids are playing. That's what people are talking about.

One of the wonderful things about the information highway is that virtual equity is far easier to achieve than real-world equity...We are all created equal in the virtual world and we can use this equality to help address some of the sociological problems that society has yet to solve in the physical world.

The world needs banking but it does not need banks.

I read a lot of obscure books and it is nice to open a book.

With polio, we've gone several years with no polio in all of Africa, but now with this we're having to go and mop up in that whole region, so it's a bit of a setback for polio. So in parallel we have to go back and get rid of those cases.

When you program, you want to think you're writing the best possible program for the... for the task you're trying to solve.