Vaccination is pretty special because you can do a vaccination campaign anywhere in the world. All you are doing is gathering women from the villages, getting them the vaccines and asking them to go around and find the children.

I feel pretty stupid that I don't know any foreign languages. I wish I knew French or Arabic or Chinese.

Now you have to be a collaborator and you have to bring on governments and convince people.

Is the rich world aware of how four billion of the six billion live? If we were aware, we would want to help out, we'd want to get involved.

Every new change forces all the companies in an industry to adapt their strategies to that change.

The misconception that aid falls straight into the hands of dictators largely stems from the Cold War era.

In order for the United States to do the right things for the long term, it appears to be helpful for us to have the prospect of humiliation. Sputnik helped us fund good science - really good science: the semiconductor came out of it.