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.

You have to be willing to see that sometimes the governments of these poor countries don't come through. You have to think about that as a constraint. How do you help them be better? How do you come up with things that actually work, even in those tough situations.

Sorghum is kind of unusual. It can go to very high heats, but it's not as productive in most environments as maize is.

My guideline has always been to avoid a focus on me personally. Not because of any deep, dark secrets. Rather just a sense of privacy.

Five years from now on the Web for free you’ll be able to find the best lectures in the world. It will be better than any single university.

Common Core is a big win for education.

I would certainly use my voice to try and avoid anything that undermines confidence, so that parents are using vaccines fully.