I get more spam than anyone I know.

Investing for the poor requires participation from the entire community.

Does the universe exist only for me? It's possible. If so, it's sure going well for me, I must admit.

Your most unhappy customers are your greatest source of learning.

Today, we're very dependent on cheap energy. We just take it for granted - all the things you have in the house, the way industry works.

My mom was on the United Way group that decides how to allocate the money and looks at all the different charities and makes the very hard decisions about where that pool of funds is going to go.

[Africa] is the one continent where you still have a lot more young people than old people. So making sure they're healthy, good nutrition, good education. That'll be important for the world.