The United States is more reliant on the technical systems. We're more reliant on the critical infrastructure of the internet than any other nation out there. And when there's such a low barrier to entering the domain of cyber-attacks we're starting a fight that we can't win.

The only reason I do these interviews - I hate talking about myself, I hate doing this stuff - is because incredibly well-meaning people, whom I respect and trust, tell me that this will help bring about positive changes. It's not going to cause a sea change, but it will benefit the public.

Most of the secrets the CIA has are about people, not machines and systems, so I didn't feel comfortable with disclosures that I thought could endanger anyone.

There are unquestionable violations of our Constitution.

If we allow the United States to set the precedent that national borders don't matter when it comes to the protection of people's information, other countries are watching. They're paying attention to our examples and what is normative behavior in terms of dealing with digital information.

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

They [the authorities] will act aggressively against anyone who has known me. That keeps me up at night.