Information technology and business are becoming inextricably interwoven. I don't think anybody can talk meaningfully about one without the talking about the other.

Everyone knows about Black Friday and Cyber Monday. Now help me spread the word about Giving Tuesday!

People who feel the world is tilted against them will spawn the kind of hatred that is very dangerous for all of us. I think it's a healthy sign that there are demonstrators in the streets. They are raising the question of 'is the rich world giving back enough?'

If we [the USA] don't innovate in education, it's literally going to mean less people get to go have that education at a time when more people are going to want it. We've got to put courses out on the Web, we've got to put interactive learning out on the Web.

The government is there day in and day out, if you want all kids to have education, if you want to run courts, if you want to have an army, if you want to have roads, you've got to have the taxation system that funds everything that you expect.

Harnessing steam power required many innovations, as William Rosen chronicles in the book 'The Most Powerful Idea in the World.'

Climate change is a terrible problem, and it absolutely needs to be solved. It deserves to be a huge priority.