I think that our progress on key diseases over the next several decades is going to be pretty amazing and so I am very interested in that.

If we can find approaches that meet the needs of the poor in ways that generate profits for business and votes for politicians, we will have found a sustainable way to reduce inequity in the world. This task is open-ended. It can never be finished. But a conscious effort to answer this challenge will change the world.

The death of a child is an incredible tragedy all over the world. Back in 1990, about 12 percent of children were dying before they reached the age of 5.

Haiti should remind us all that there is an immediate need to invest in and promote long-term development projects that are sustainable, scalable, and proven to work.

If I'd had some set idea of a finish line, don't you think I would have crossed it years ago?

In three years, every product my company makes will be obsolete. The only question is whether we will make them obsolete or somebody else will.

Five years from now on the Web for free you’ll be able to find the best lectures in the world. It will be better than any single university.