If you get a President (Hillary) Clinton, you might well find, just as after Vietnam, that there is a retraction from Iraq and of American influence in the world. And in a couple of years the Europeans will be complaining about that too.

Swapping Bergdahl for illegal enemy combatants (terrorists, in common parlance) signaled unmistakably to Taliban and al Qaeda that Obama is determined to withdraw from Afghanistan no matter what the cost to the United States or those in Afghanistan fighting to remain free.

A lot of people have said to me, 'That's a great idea, running for president. You'll get booked for more speeches. You can write a book.'

Diplomacy is not an end in itself if it does not advance U.S. interests.

Just as that little opening in the Iron Curtain that Hungary created caused a flood of people out, and ultimately the beginning of the end of communism in Europe, if you could get refugee flows coming out of North Korea, while there'd be a very difficult humanitarian problem in the short run, both for China and South Korea, in the long run it would lead to reunification.

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

Texas is a big state. It's a major force in the Republican Party.