It really is quite remarkable that Darfur has become a household name. I am gratified that's the case.

Just a little help, a small security force, a bit of food, can save lives

The conflict in Darfur could escalate to where we're seeing 100,000 victims per month

There are other issues I have felt more emotionally connected to, like China, where I lived and worked for some time. I was living there when Tiananmen Square erupted

More Americans die in gun homicides and suicides in six months than have died in the last 25 years in every terrorist attack and the wars in Afghanistan and Iraq combined.

So Kim Kardashian is getting a divorce, 72 days after a wedding that is variously reported to have cost $10 million or more. Just to put that in perspective, that sum could have built 200 schools in poor countries around the world for kids who desperately want an education. Then Kardashian could have helped transform the world, not just entertain it. And the schools would have lasted incomparably longer than her marriage.

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.