I felt that as an American citizen, as a responsible citizen, I could no longer cooperate in concealing this information from the American public. I did this clearly at my own jeopardy and I am prepared to answer to all the consequences of this decision.

The effect of that is to poison the flow of information to the President himself and to create a situation where a President can be almost, to use a metaphor, psychotically divorced from the realities in which he is acting.

Obama is making a choice now that will lead to the deaths of many thousands of civilians in Afghanistan by American hands. By ordinary standards of presidents, he is a decent man. But those standards aren't good enough. He's in a position either to kill or not to kill, and he's made the decision to kill.

For an American to be patriotic is to be loyal to the principles of our Constitution, and the First Amendment. The truth is that the policies of the government is sometimes in conflict with that. In our country, patriotism should not be defined as obedience to an authority.

President Johnson put destroyers in harm's way in the Tonkin Gulf not only once, but several times, with the, with a lot of his people hoping that it would lead to a confrontation and claiming that it had. And could have resulted in the lost of many lives in the course of it.

Nixon did have a secret plan, and I knew that it involved making threats of nuclear war to North Vietnam.

In my estimation, there has not been in American history a more important leak than Edward Snowden's release of NSA material – and that definitely includes the Pentagon Papers 40 years ago.