I don't think the science is clear of what percentage is man-made and what percentage is natural. It's convoluted, for the people to say the science is decided on this is really arrogant, to be honest with you.

Over a period of time, they [undocumented workers] can have a legalized status that allows them to live a life of dignity but not necessarily a path to citizenship, so as to not create incentives for future people that aspire to come to our country to do so illegally when they could come legally.

We need to increase our military spending. We need to deal with a no- fly zone in Syria, a safe zone.

I used to be a conservative.

We need to focus on building a military that is second-to-none ... so that we can destroy Islamic terrorism.

I'd be wary of simple solutions to complex problems.

If you could bring to me a majority of people to say that we're going to have $10 of spending cuts for $1 of revenue enhancement - put me in, Coach.