Really, while gas is an awful thing to watch - the death is painful - to even watch these deaths - it's also bad to die from a bullet, a hand grenade, or a machete.

You don't know who the next group is that's unpopular. The Bill of Rights isn't for the prom queen. The bill of rights isn't for the high school quarterback. The Bill of Rights is for the least among us. The Bill of Rights is for minorities. The Bill of Rights is for those who have minority opinions.

I think we can't be naive in dealing with the Russians or dealing with the Syrians. But at the same time, I think we could try to encourage - and I think this is what diplomacy should do - encourage the self-interests of all parties to believe that it is in their best interest to get evil actors or rogue actors such as Syria or Iran, if you try to have less belligerent and less bellicose behavior.

On the Gang of Eight bill, there was no provisions really for extra scrutiny or safety for refugees. At the time the bill came up, two Iraqi refugees came to my home town, Bowling Green, Kentucky. Their fingerprints were on a bomb from Iraq. They were in the database, but we didn't pick them up.

The U.S. should never get involved where we have no clear national interest. We should not intervene militarily in a country like Syria, where we can’t separate friend from foe and might end up arming the very people who hate us the most.

I think we defeat terrorism by showing them that we do not fear them.

This is an ongoing threat from a variety of sources around the world. And actually I think it works both ways. I'm not privy to it, but I think all of the various country that have the ability are invading each other's computers all the time. But we have to protect our data. It's very important.