I made a mistake using a private e- mail.And if I had to do it over again, I would, obviously, do it differently. But I'm not going to make any excuses. It was a mistake, and I take responsibility for that.

There is such a bias against people who have led successful and/or complicated lives. You know, the divestment of assets, the stripping of all kinds of positions, the sale of stocks. It just becomes very onerous and unnecessary.

Does John Kerry have to give them [Iran] every little thing? You'll pass some sanctions for human rights and missiles, and I'll grudgingly sign on.

Look, [Hillary Clinton] is been proven to be a liar on so many different ways. This is just another lie.

I think people need to remember what the situation was when President [Barack] Obama came into office.

I think cyber security, cyber warfare will be one of the biggest challenges facing the next president, because clearly we're facing at this point two different kinds of adversaries. There are the independent hacking groups that do it mostly for commercial reasons to try to steal information that they can use to make money.

I don't think labels are as important as results.