I asked Secretary [Robert] Gates, what did they get in return for giving up the nuclear shield of Poland and the Czech Republic? And you know what his answer was? Nada. They got nothing.

And then in the FBI report it says that Hillary Clinton can't remember her exit interview from the FBI because of her concussion because she didn't have a memory. But she was acting as secretary of state at the time which means we had a secretary of state who was acting who doesn't have a memory of what she was doing.

Keep pressure on Iran, because pressure works.

Some of the hardest-working and most productive people in this city are undocumented aliens. If you come here and you work hard and you happen to be in an undocumented status, you're one of the people who we want in this city. You're somebody that we want to protect, and we want you to get out from under what is often a life of being like a fugitive, which is really unfair.

I think people do have their own minds.

When President-elect [Donald] Trump wants to take on these issue, when his goal is to increase the economic security of middle class families, then count me in.

There are many qualities that make a great leader. But having strong beliefs, being able to stick with them through popular and unpopular times, is the most important characteristic of a great leader.