Beyond violating our laws, visa overstays, pose - and they really are a big problem, pose a substantial threat to national security.

That is why immigration limits are established in the first place. If we only enforced the laws against crime, then we have an open border to the entire world. We will enforce all of our immigration laws.

I think it's very sad, when Barack Obama lands in Saudi Arabia, and he lands in Cuba, and there aren't high officials to even greet him.

We lose thousands of our fellow Americans every year to opioid abuse.

[We need] to keep immigration levels measured by population share within historical norms.

You have to love what you're doing. I've never seen anyone succeed who didn't love what they were doing.

A friend called me up the other day and talked about investing in a dot-com that sells lobsters. Internet lobsters. Where will this end? The next day he sent me a huge package of lobsters on ice. How low can you stoop?