Improving the health & productivity of the poorest is one of the best investments you can make in the future of the world

The Gates Foundation has learned that two questions can predict how much kids learn: 'Does your teacher use class time well?' and, 'When you're confused, does your teacher help you get straightened out?'

We are seeing pioneers moving out to the Internet, banks that are taking transactions, retail shopping on the Internet, and although it's going to take most of a decade before most adults are turning to the Internet for a high percentage of their act

In terms of doing things I take a fairly scientific approach to why things happen and how they happen. I don't know if there's a god or not, but I think religious principles are quite valid.

The challenge here is to design a system where market incentives, including profits and recognition, drive those principles to do more for the poor. I like to call this idea creative capitalism, an approach where governments, businesses, and nonprofits work together to stretch the reach of market forces so that more people can make a profit, or gain recognition, doing work that eases the world's inequities.

If I only had two dollars left I would spend one dollar on PR.

The concept of this so-called "TerraPower reactor" is that you, in the same reactor, you both burn and breed. So, instead of making plutonium and then extracting it, we take uranium - the 99.3 percent that you normally don't do anything with - we convert that, and we burn it.