This [philanthropy] work is even more fascinating. It requires us to think harder about how we build partnerships, who we get behind. And yet we get to see progress that in some ways is even more profound than the great advances that digital technology has provided.

Philanthropy should be voluntary.

Your school may have done away with winners and losers, but life HAS NOT. In some schools they have abolished failing grades and they'll give you as MANY TIMES as you want to get the right answer. This doesn't bear the slightest resemblance to ANYTHING in real life.

The government is somewhat inept, but the private sector is inept in general. How many companies do venture capitalists invest in that go poorly? By far most of them. However, every once in a while a Google or a Microsoft comes out, so people keep giving them money.

According to Ethiopian custom, parents wait to name a baby because children often die in the first weeks of life.

We need to start thinking about the future of food if we are going to feed 9 billion people in a way that does not destroy our environment.

By helping us to be more productive, technology lets us to spend less time focusing on survival, and more on solving other challenges.