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

This is not about trade, no one is a stronger supporter of capitalism and trade than I am. This is about sovereignty and whether a country has the right to set its own public health policies.

Your customers get better when you do.

The flatter the corporate hierarchy, the more likely it is that employees will communicate bad news and act upon it.

I really do think cancer will largely be a solved problem. I think most of the infectious diseases like malaria - our foundation is very involved - once we're finishing polio eradication, then starting up this malaria eradication, and getting that done as fast as we can.

Great organizations demand a high level of commitment by the people involved.

The obvious mathematical breakthrough would be development of an easy way to factor large prime numbers.