Tim Kaine has been obviously a governor. He's been a senator. He's one of the smartest rising stars in the Democratic Party. He is very plausible as someone who could sit in and be president.

I'm beginning to think [Ted] Cruz had a good convention, that if [Donald] Trump goes down, Cruz is pretty well positioned to be the Republican major figure in four, six or even within two years.

It’s worth noting that you can devote your life to community service and be a total schmuck. You can spend your life on Wall Street and be a hero

We have an international system. We all profit from it. Trade profits from it. Peace. We can travel around the world because of it. And part of that system is certain ideas, the certain ideas you can't invade other countries for no reason. You can't commit genocide. You can't - rogue regimes can't have nuclear weapons, and you can't gas your own people.

The prevailing view is that geniuses are largely built, not born.

People who give money in large amount in politics are basically not altruistic.

You have got to have two things in education reform. You have got to have some flexibility, so people can figure out what to do. But you also have to have accountable, basically what the Common Core standards were, some sort of set of national standards, so we can measure.