Let me ask, who died and made him king? Who gave him the authority to endanger 300 million Americans? That's not the way it works, and if he thinks he can get away with that, he's got another think coming.

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.

I am not a neoconservative. I am pro-American.

Let me ask, who died and made him king? Who gave him the authority to endanger 300 million Americans? That's not the way it works, and if he thinks he can get away with that, he's got another think coming.

I'm not saying that you need a State Department that looks like the litigation department of a major law firm. But you need people who are not afraid to make the case for the United States, who are not afraid to stand their ground, not afraid to be isolated in international organizations when that's the correct approach for our diplomacy. This is a cultural change that has to be effected through incentive systems, promotion systems, career training systems. This is not something that you can do with the stroke of a magic wand, it's going to take years to make this change.

Our biggest national security crisis is Barack Obama.

Iran has essentially mastered all of the complex science and technology that they need to have a completely indigenous nuclear weapons program. That means that our options on Iran are extremely limited, to regime change or as a last resort, the use of force.