If you're campaigning against ObamaCare, but you're also having to defend yourself for closing the government, that seems to take away the asset from you.

The authorizing committees are free to set their agency budgets, and that includes NASA.

America is at war. Our enemy is not violent extremism. It is not some unnamed malevolent force. It is radical Islamic terrorist.

I'm a maniac, and everyone on this stage is stupid, fat and ugly. And Ben [Carson] you're a terrible surgeon.

Donald Trump threatened to file a defamation suit against me for running a TV ad that consisted only entirely of his own words on national television. Now, that's really a remarkable theory, that it is defamation to show people what he said on national TV. I think the voters are smarter than that.

I'm a big believer that good policy is good politics. And so, when it comes to making decisions on policy issues, what I endeavor to do is simply speak the truth.

I think what Republicans want is someone who will stand up and lead, who will take on the great challenges of the day, who will make the case that the path we're on isn't working; that the Obama-economy is a disaster, that Obamacare is a trainwreck, that our constitutional rights are under assault and that we need to restore America's leadership in the world.