Illogical thinkers throw names and slurs around because they have no arguments with which to rebut their opponents. Rational people have to keep hammering their points home.

We've gotten into this - this mindset of fighting politically correct wars. There is no such thing as a politically correct war. The left, of course, will say Carson doesn't believe in the Geneva Convention, Carson doesn't believe in fighting stupid wars. And - and what we have to remember is we want to utilize the tremendous intellect that we have in the military to win wars.

I don't worry about things that aren't important.

A culture exists within the [Ted] Cruz camp that would allow people to take advantage of a situation like this in a very dishonest way.

Every person is endowed with God-given abilities, and we must cultivate every ounce of talent we have in order to maintain our pinnacle position in the world.

There are two different Donald Trump's. There's the one you see on the stage and there is the one who is very cerebral. He sits there and considers things very carefully. You can have a very good conversation with him. And that's the Donald Trump that you'll going to start seeing more and more of.

I was asked by an NPR reporter once, why don't I talk about race that often. I said it's because I'm a neurosurgeon. And she thought that was a strange response. And you say - I said, you see, when I take someone to the operating room, I'm actually operating on the thing that makes them who they are. The skin doesn't make them who they are.