Do we want to emulate China in the way that China emulates the West? I think, for most Americans, the answer to that question would be no.

I must say I'm surprised by how skeptical of the [Barack] Obama administration The Nation has been.

Radicals are not going to disappear. They're going to go underground. They're going to be hardened. And they're not going to be exposed to contrary ideas made by educated people who can make real, convincing, and persuasive arguments to deradicalise these people.

When you use any kind of internet based capability, any kind of electronic capability, to cause damage to a private entity or a foreign nation or a foreign actor, these are potential acts of war.

I love my country. I love my family. And I have dedicated my life to both of them.

Are our competitors - for example, China, which is a deeply authoritarian nation - becoming more authoritarian or more liberal over time?

In America, we collect more digital communications from America than we do from the Russians.