The roots of great innovation are never just in the technology itself. They are always in the wider historical context. They require new ways of seeing. As Einstein put it, 'The significant problems we face cannot be solved at the same level of thinking we were at when we created them.'

When your institution is under assault, you're feeling like the weight is on it and the history might be flowing away, don't turn inward, go outward.

I think Trump's attention span is super low. I don't think he has the expertise to actually run a foreign policy.

The legitimacy of a war is not established by how it is organized but by what it achieves.

Benjamin Netanyahu is a fascinating figure.We say Nixonian about a lot of people. He really is Nixonian. He's brilliant. He's very isolated and insular.

Labor-rich manufacturing doesn't exist anymore. Manufacturing jobs are white-collar, Silicon Valley programmers or highly-skilled technicians. They are not going to employ lots of people.

Jeff Sessions has some problematic spots on his history, but he has been a pretty normal, respectable senator, more conservative than a lot of us, but a respectable senator for a long period of time.