Well the Global Fund, because of how well it's worked on not only AIDS, but also malaria and tuberculosis, I'd say it's well accepted. I mean, it's not politically controversial that this is a great humanitarian effort. But budgets are very very tight.

I'm a big believer that as much as possible, and there's obviously political limitations, freedom of migration is a good thing.

In low-income countries, getting to a health post is hard. It's very expensive.

China has many successful entrepreneurs and business people. I hope that more people of insight will put their talents to work to improve the lives of poor people in China and around the world, and seek solutions for them.

If you rely too much on the people in other countries and other companies, in a sense that's your brain and you are outsourcing your brain.

A first-generation fortune is the most likely to be given away, but once a fortune is inherited it's less likely that a very high percentage will go back to society.

In the long run, your human capital is your main base of competition. Your leading indicator of where you're going to be 20 years from now is how well you're doing in your education system.