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.

Hong Kong has a reputation for freedom in spite of the People's Republic of China. It has a strong tradition of free speech.

Nobody's going to vote for Isis.

I've got more than enough for my needs [for social life in Moscow], let's put it that way.

When people are talking about cyber weapons, digital weapons, what they really mean is a malicious program that's used for a military purpose. A cyber weapon could be something as simple as an old virus from 1995 that just happens to still be effective if you use it for that purpose.

I think the public still isn't aware of the frequency with which the cyber-attacks, as they're being called in the press, are being used by governments around the world, not just the US.

I can do more good outside of prison... This country is worth dying for.