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.

So on the demand side [for energy], there have been a variety of policies that globally have been way over $50 billion a year of tax credits, raising the price of electricity through things like renewable portfolio standards, so the total amount of money that's gone into sending a price signal to push up demand versus what would happen without it has been gigantic.

Don't let complexity stop you. Be activists. Take on the big inequities. It will be one of the great experiences of your lives.

Hey, size works against excellence.

I like my job because it involves learning. I like being around smart people who are trying to figure out new things. I like the fact that if people really try they can figure out how to invent things that actually have an impact.

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

If people had understood how patents would be granted when most of today's ideas were invented, and had taken out patents, the industry would be at a complete standstill today.