In the U.S., we believe the best way to improve lives is to improve public education.

If Africa seeks prosperity, it must provide for the health and nutrition of all – including the poorest.

Looking at these issues as a businessman, I believe that investing in the world's poorest people is the smartest way that our government spends money.

Although I don't have a prescription for what others should do, I know I have been very fortunate and feel a responsibility to give back to society in a very significant way.

In terms of fast food and deep understanding of the culture of fast food, I'm your man.

People don't want lots and lots of single purpose devices. They do not want to have to learn how to set up something for photos, another thing for music, another thing for video.

Paul and I, we never thought that we would make much money out of the thing. We just loved writing software.