That's when I feel most alive, when I'm helping people.

I think we will see better vaccines within the next 15 years, but I'm not a scientist and am focused on the short-term - what will happen in the interim.

The human rights community has focused very narrowly on political and civil rights for many decades, and with reason, but now we have to ask how can we broaden the view.

If I am hungry, that is a material problem; if someone else is hungry, that is a spiritual problem.

The poorest parts of the world are by and large the places in which one can best view the worst of medicine and not because doctors in these countries have different ideas about what constitutes modern medicine. It's the system and its limitations that are to blame.

Ebola has not yet come into contact with modern medicine in West Africa. But when protocols for the provision of high quality supportive care are followed, the case fatality rate for Ebola may be lower than 20 percent.

WL’s [White Liberals] think all the world’s problems can be fixed without any cost to themselves. We don’t believe that. There’s a lot to be said for sacrifice, remorse, even pity. It’s what separates us from roaches