A different [Ronald] Reagan-era authority: EO 12333, an executive order for foreign-intelligence collection, as opposed to the ones we now use domestically. So this one isn't even authorized by law. It's just an old-ass piece of paper with Reagan's signature on it, which has been updated a couple times since then. So what happened was that all of a sudden these massive, behemoth companies realized their data centers - sending hundreds of millions of people's communications back and forth every day - were completely unprotected, electronically naked.

It's OK if we wiretap Osama bin Laden. I want to know what he's planning - obviously not him nowadays, but that kind of thing. I don't care if it's a pope or a bin Laden. As long as investigators must go to a judge - an independent judge, a real judge, not a secret judge - and make a showing that there's probable cause to issue a warrant, then they can do that. And that's how it should be done.

We decentralise the ability to decide the level of publicity that's attached to any of our communications.

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.

From the very beginning, I said there are two tracks of reform: there's the political and the technical. I don't believe the political will be successful, for exactly the reasons you underlined. The issue is too abstract for average people, who have too many things going on in their lives.

I have used mass surveillance to target people, so I do know how it works.

Citizens with a conscience are not going to ignore wrong-doing simply because they'll be destroyed for it: the conscience forbids it.