Two out of every five people on Earth today owe their lives to the higher crop outputs that fertilizer has made possible.

The idea of explaining why free trade is good, why immigration is good, why the world is so connected, that we need to think in terms of humanity and being generous to each other, you know, that's proving to be a challenge.

Microsoft went into orbit because it had a booster rocket attached to it called IBM.

I believe innovation is the most powerful force for change in the world. People who are pessimistic about the future tend to extrapolate from the present in a straight line. But innovation fundamentally shifts the trajectory of development.

The two areas that are changing... are information technology and medical technology. Those are the things that the world will be very different 20 years from now than it is today.

The mainstream is always under attack.

I hope someday what people can do with their lives depends on their talents and how hard they are willing to work, rather than on where they happen to be born.