My son likes to go see mines and electric plants, or the Large Hadron Collider, and we've had a chance to see a lot of interesting stuff.

Most people overestimate what they can do in one year and underestimate what they can do in ten years.

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

I think there will be PCs at every price point.

Software was the key element that would determine how useable and how broadly applicable the machine was.

Innovation is often the hidden thing, because we can't put numbers to it. And yet it's the thing that defines the way we live, the things we'd like to have for everyone whether it's health or education.

I'm a great believer that any tool that enhances communication has profound effects in terms of how people can learn from each other, and how they can achieve the kind of freedoms that they're interested in.