Iran is barely over 50% Persian, and Arabs, Baluchis, Azeris, Kurds and many other groups feel left out of the society. That regime has a lot more weaknesses than people see.

People say you favor assassination, what do you think war is? Except that it's assassination on a much larger scale, a much more horrific scale.

If Iran obtains nuclear weapons, then almost certainly Saudi Arabia will do the same, as will Egypt, Turkey and perhaps others in the region.

Negotiation is not a policy. It's a technique. It's something you use when it's to your advantage, and something that you don't use when it's not to your advantage.

Don't get me wrong: I would love to be president.

We estimate that once Iraq acquires fissile material - whether from a foreign source or by securing the materials to build an indigenous fissile material capability - it could fabricate a nuclear weapon within one year.

It was right to overthrow Saddam Hussein. It was the regime itself that was a threat. I think in hindsight, what I would have done is turn authority back over to Iraqis much more quickly and say: "Your country, you figure out how to run it."