I think it depends on the individual. It also depends on what's available. There may be a better alternative, then there may not. If there's not a better alternative, then you stay. But it could be there's a better alternative where you're taken care of better.

There's no issue whatsoever. Ted Cruz has dual citizenship, because his mom is a U.S. citizen, so he gets naturalized citizen as a result of that.

I am very underleveraged. I have a great company. I have a tremendous income. And the reason I say that is not in a braggadocios way. It's because it's about time that this country had somebody running it that has an idea about money.

When you have momentum going, play the momentum

Number one, [Hillary Clinton] is weak. Number two, she has a hair trigger and it's just the opposite with me.

Take the pains required to become what you want to become, or you might end up becoming something you'd rather not be. That is also a daily discipline and worth considering.

I wrote 'The Art of the Deal' and numerous other books. Some were number one best-sellers. I guess 'The Art of the Deal' is the best-selling business book of all time.