Terrorism kills far fewer people than cigarettes, or alcohol, or car accidents. But we don't see ourselves restructuring society and lives in order to make those threats go away.

It's critical how we want to use these spy programs, these electronic capabilities, where we want to draw the line, and who should approve these programs, these decisions, and at what level, for engaging in operations that could lead us as a nation into a war.

Individuals have international duties which transcend the national obligations of obedience. Therefore individual citizens have the duty to violate domestic laws to prevent crimes against peace and humanity from occurring.

I've been a spy for almost all of my adult life - I don't like being in the spotlight.

People do not like being lied to, and they do not like having their rights violated. So as soon as [officials] stop making arguments, you see support for me starts to rise.

I've been watching The Wire recently.

We are all today being monitored in advance and in criminal suspicion. And I think that's terrifying, and deeply illiberal as concept. And that's something that we should reject.