The photos were taken by African Union soldiers. People in Congress saw them. I thought if people could see them, there would be public outcry. No one would be able to say, We just didn't know what was going on there.

Guilt-tripping people does not work; they tend to be turned off.

I think that [Donald] Trump is frankly a bigot. He has a racist history.

Every year 3.1 million Indian children die before the age of 5, mostly from diseases of poverty like diarrhea.

One of the things that really got to me was talking to parents who had been burned out of their villages, had family members killed, and then when men showed up at the wells to get water, they were shot

America's education system has become less a ladder of opportunity than a structure to transmit inequity from one generation to the next.

If the U.S. wants to help people in tsunami-hit countries like Sri Lanka and Indonesia - not to mention other poor countries in Africa - there's one step that would cost us nothing and would save hundreds of thousands of lives. It would be to allow DDT in malaria-ravaged countries.