Two other personality traits could also make more likely [Donald] Trump's use of nuclear weapons: his impulsiveness and his lack of predictability.

I never met Putin. This is not my best friend. But if the United States got along with Russia, wouldn't be so bad.

I would certainly say that. I don't want to see riots. I don't want to see problems.

This crime wave ends when Donald Trump becomes president. Believe me.

You want to know the truth? I was going to say something extremely rough to Hillary [Clinton], to her family, and I said to myself, "I can't do it. I just can't do it. It's inappropriate. It's not nice."

Tax returns give you nothing. Tax returns give you no information.

We will ensure that E-Verify is used to the fullest extent possible under existing law, and will work with Congress to strengthen and expand its use across the country.