The Chinese are clearly inculcating the idea that science is exciting and important, and that's why they, as a whole-they're graduating four times as many engineers as we are, and that's just happened over the last 20 years.

The Ebola epidemic can serve as an early warning wake-up call to get ready. If we start now, we can be ready for the next epidemic.

Innovation is a good thing. The human condition - put aside bioterrorism and a few footnotes - is improving because of innovation.

Anyone who spends their life on a computer is pretty unusual.

Technology is unlocking the innate compassion we have for our fellow human beings.

Good programmers stay open minded to that even though there is no obvious way to improve what they've done they... they keep looking and they listen to what other people have to say.

I want to admit that I am an optimist. Any tough problem, I think it can be solved.