Nearly every problem has been solved by someone, somewhere. The challenge of the 21st century is to find out what works and scale it up.

We have a chance here to prove that [Rwanda], a country that almost slaughtered itself out of existence, can practice reconciliation, reorganize itself, focus on tomorrow and provide comprehensive, quality health care with minimal outside help.

[They let] friendship with the leaders in China obscure our devotion to freedom and democracy when those kids set up in Tiananmen Square, and I think it was wrong.

The established order has too many self-protecting economic entities, and not enough people who yet understand what it takes to change.

In our hearts and in our laws, we must treat all our people with fairness and dignity, regardless of their race, religion, gender or sexual orientation. . . .

I think it's crazy for us to play games with our children's future. We know what's happening to the climate, we have a highly predictable set of consequences if we continue to pour greenhouse gases into the atmosphere.

In today's knowledge-based economy, what you earn depends on what you learn. Jobs in the information technology sector, for example, pay 85 percent more than the private sector average.