What makes [cyber security] difficult is because it's not just a government problem. It is a private sector and government problem. And there's gotta be a lot more cooperation.

If everything seems to be the same and no distinctions are made, then we won't know what to protect. We won't know what to fight for.

The notion that we can control the flow of information is obsolete.

What is true, and I think that we can't deny it, is that some of the same concerns about globalization, about technology, rapid social change that were reflected in Brexit, that's been reflected in some of the debates in Germany and France and other places, that those exist in the United States as well. My view is that over the long term, over the next 10, 15, 20 years, if we are able to address the legitimate economic concerns of those who feel left behind by globalization, then many of these tensions will be reduced. And we will see a world that is less divided.

I think the Turks' willingness to take seriously action on the borders to stop the flow of foreign fighters joining ISIL is significant.

My sister is a teacher, so I am a strong support of teachers, but I'm not going to be bound by just a certain way of talking about these things, in order for us to move forward on behalf of our kids.

I happen to be a proponent of a single-payer universal health care plan.