Presidents should not be exempted from the same standards of reason and evidence and justification that any other citizen or civil movement should be held to.

I'm not a communist, a socialist or a radical. But these issues have to be addressed.

If I am traitor, who did I betray? I gave all my information to the American public, to American journalists who are reporting on American issues. If they see that as treason, I think people really need to consider who they think they're working for. The public is supposed to be their boss, not their enemy.

I don't spend all day running hand-on-hat from shadowy figures - I'm in exile.

For people who aren't familiar with my background, I didn't graduate high school. My career high salary was about $200,000. My last position was about $122,000. For a guy without a high school diploma, that's pretty good.

Much of what I saw in Geneva really disillusioned me about how my government functions and what its impact is in the world. I realised that I was part of something that was doing far more harm than good.

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