You need flexibility, and I talk about it all the time.

I have many things that I've changed course on.

I think we've had enough questions from the same people, including you -- and all due respect.

Wow, Corey Lewandowski, my campaign manager and a very decent man, was just charged with assaulting a reporter. Look at tapes-nothing there!

I don't see where it's necessary.

The world is taking advantage of the United States and it's driving us into literally being a third world nation.

I'm the front-runner by a lot. I'm beating Ted Cruz by millions of votes.

Ben Carson is an honorable guy. That was a terrible thing to do.

I think my leadership is very good. I've watched Ted Cruz, I watched him. He didn't even know what state he comes from, OK? I watched him talking about he comes from the state of Florida.

Nobody is afraid of our president. Nobody respects our president.

We owe $19 trillion, we have another $2 trillion because of the very, very bad omnibus budget that was just signed.

Why is this reporter touching me as I leave news conference? What is in her hand?? https://t.co/HQB8dl0fhn

Victory press conference was over. Why is she allowed to grab me and shout questions? Can I press charges? https://t.co/qbW2RjkINX

Maybe it's going to have to be time to change, because so many people, you have Pakistan has it, you have China has it.

We have a tremendous problem with radical Islam whether we like it or we don't. We have a president who won't talk about it.

When I called for a temporary ban I thought that was a very bad thing for me to do politically, but I felt I should do it.

Thousands of people are being allowed into this country over short periods of time coming supposedly from Syria. We have no idea who they are.

Obamacare is a disaster. It's proven to be...

I am self-funding. So the health care companies aren't taking care of me. But they're taking care of everyone else.

We're paying too much! You have countries in NATO that are getting a free ride and it's unfair, it's very unfair.

The only global warming -- the only global warming I'm worried about is nuclear global warming because that's the single biggest threat.

They know I will make America Great again.

I have millions more votes/hundreds more dels than Cruz or Kasich, and yet am not being treated properly by the Republican Party or the RNC.

We have to be extremely strong with ISIS. We have to wipe ISIS off the face of the Earth so fast and so violently we have no choice.

I think we have to be extremely vigilant in those areas, we have to look very seriously at the Mosques.