I will totally accept the results of this great and historic presidential election if I win. I would also reserve my right to contest or file a legal challenge in the case of a questionable result.

We have, during his regime, during President Obama's regime, we've doubled our national debt. We're up to $20 trillion.

You cannot stop. If there is a concrete wall in front of you, you have to go through it. You can never, ever give up or even think in terms of giving up.

My father gave me a very small loan in 1975, and I built it into a company that's worth many, many billions of dollars, with some of the greatest assets in the world, and I say that only because that's the kind of thinking that America needs.

You will learn more about Donald Trump by going down to the federal elections, where I filed a 104-page essentially financial statement of sorts, the forms that they have. It shows income - in fact, the income - I just looked today - the income is filed at $694 million for this past year, $694 million. If you would have told me I was going to make that 15 or 20 years ago, I would have been very surprised.

Barack Obama can't beat ISIS. He's a lousy president.

I gave to a [Hillary Clinton ]foundation that, frankly, that foundation is supposed to do good. I didn't know her money would be used on private jets going all over the world.