The question is whether Donald Trump recognizes that Vladimir Putin is a bad guy. And I guess there's no indication that he regards Putin as in any way a bad guy.

Plunder is morally wrong. It ruins your credibility.

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.

I learned I'm not a science writer. I'm not very good at describing how something is happening. I try to describe "So What?"

I don't think history will ever be a science because history will never be reduced to law-like behavior. People are to unpredictable.

I have come to think we have to treat Donald Trump's tweets like Snapchat. It's just something that is going to go away. And it flies out of some region of his brain and it goes out into the ether. And usually it's on the realm of media.

The corruption will come back to haunt the Trump administration. But mostly, it'll come back to haunt the American economy, as companies decide they can make money by rent-seeking, by getting money from government rather than earning it the old-fashioned way.