I'm not a movie guy. I don't know all this stuff that comes with celebrity. I don't know who the actors will be and stuff like that. But anybody who wants to talk about the issues - that's great.

The only thing I fear is the harmful effects on my family, who I won't be able to help any more. That's what keeps me up at night.

I think we're going to see a move away from that, because young people - digital natives who spend their life on the Internet - get saturated. It's like a fashion trend, and becomes a sign of a lack of sophistication.

[Our system of education ]not designed to create critical thinkers.

People sometimes say I broke an oath of secrecy - one of the early charges leveled against me. But it's a fundamental misunderstanding, because there is no oath of secrecy for people who work in the intelligence community. You are asked to sign a civil agreement, called a Standard Form 312, which basically says if you disclose classified information, they can sue you; they can do this, that and the other. And you risk going to jail.

When it comes to cyber warfare, we have more to lose than any other nation on earth. The technical sector is the backbone of the American economy, and if we start engaging in these kind of behaviors, in these kind of attacks, we're setting a standard, we're creating a new international norm of behavior that says this is what nations do. This is what developed nations do.

We have to recognise that rights are being violated. The United Nations actually filed a report that found that that was the case, that mass surveillance is a violation of rights.