Well private money can take risks in a way that government money often isn't willing to.

The idea that you encourage companies to take their innovative thinkers and think about the most needy - even beyond the market opportunities - that's something that appropriately ought to be done.

The Internet will help achieve "friction free capitalism" by putting buyer and seller in direct contact and providing more information to both about each other.

Common Core is a big win for education.

Success is a lousy teacher. It seduces smart people into thinking they can't lose.

Vaccines are extremely well tested; their safety is well understood. The false allegations about vaccines causing autism have been disproven. But there are still echoes out there confusing people.

Depending on how quickly you get ocean rise, you have people who live in river deltas [at risk]. Bangladesh is largely a river delta, and the rising sea level means that when storms come in, the human sanitation is backing up, the ability to farm, it's destructive-type situations like you saw in New Orleans with Katrina. You're increasing the frequency of that stuff in low-lying areas fairly dramatically.