Software is more important than hardware.

I like to read general biology - things about the immune system and advances in that area - because it lays the foundation for my part of the dialogue at the foundation about what things we ought to pursue.

Students deserve great teachers. And teachers deserve the support they need to become great.

Whenever you have multiple devices including multiple PCs that you want to share information with, it's always been a bit complicated.

I have a particular relationship with Vinod Khosla because he's got a lot of very interesting science-based energy startups.

Thinking about impact on children meant adding to the agenda, both the R&D agenda and the delivery agenda, but it's amazing news, even in the scale of other tragedies.

China and the U.S. need each other very badly. Yes, we should argue about some things, but it's not an 'us versus them,' it's an 'us and them' type scenario.