Popularity isn't the end-all, be-all. What matters far more is that you stick to your principles, that you stand up and you live a life of integrity.

The left keeps talking about impeachment. I mean, they were talking about impeachment before Donald Trump's inauguration in 2017. And, you know, I think impeaching Obama in January probably would have been a mistake.

If we have a biometric exit-entry system, we know on the day after six months has exceeded his visa.And with that exit- entry system, we can then send ICE, the law enforcement agents that exist, to go and get John and say, OK, you're here illegally now.

The president doesn't have the authority to change the law or ignore the law, and that's what Obama tried to do.

Fifty-five years ago, when my dad was a penniless teenager, thank God some well-meaning bureaucrat didn't put his arm around him and say let me take care of you.

The last 15 years, there has been no recorded warming. Contrary to all the theories that they are expounding, there should have been warming over the last 15 years. It hasn't happened.

We are the only campaign that has beaten Donald Trump. And we're the only candidate that can beat Donald Trump. If you look at the Super Tuesday states, we're running neck and neck with Donald in states all across Super Tuesday.