Humanity’s greatest advances are not in its discoveries – but in how those discoveries are applied to reduce inequity.

The computer will live your life, listen to you and understand you better than humans can.

Life is a lot more fun if you treat its challenges in creative ways.

Even in some of our vaccine areas, like an AIDS vaccine, things have taken longer than we expected, but we have the pipeline of tools. The biological information that we have that gives us insights is fantastic.

We're creating this alliance, GAVI, that has helped buy the vaccines that were in the rich world but not getting to the poor kids, getting a very cheap price and figuring out the cold chain, getting the delivery right, and then funding research for new vaccines. A lot of them are coming along. We've got a meningitis vaccine out, got that through large parts of Africa. That has been a huge success.

There certainly is a case to be made that taxes should be more progressive.

If you believe that all men are created equal, then a child's death in some other country is no less tragic than in the United States.