Intelligence is not a science.

And I argued with that intelligence estimate and I think it is a responsibility of policymakers to use their best judgment on the basis of the intelligence they've received.

Intelligence is not a science.

Over a period of time, I think the popular will in Iran will prevail.

Look at what the Omar of Qatar is doing, for example - the King of Morocco, Jordan, Bahrain. There are reform movements taking place, efforts to broaden the political participation of the populations of the region.

I wouldn't even know - and I spent three years in the CIA - I wouldn't even know how you'd start a covert action program in a place like Iran. It would be extraordinarily difficult.

Putin has a lot at stake here and restoring the relationship with the United States, and there are already signs as Sandy mentioned that he's moving in the right direction to begin to ascertain that their trade with Iran is not used for the production of nuclear weapons.