I can only say that I'm certainly relieved that my late father never did business with Donald Trump. He provided a good middle-class life for us, but the people he worked for, he expected the bargain to be kept on both sides.

Race remains a significant challenge in America.

You don't insult American Muslims and religiously profile them the way that has been suggested by Ted Cruz.

At the end of the day, you have to be yourself, you have to say and stand for what you believe in, you have to be willing to get up and go ahead and take the slings and arrows and just try to persist through them, because it's apparently an inevitable part of our American democracy.

We are, however, producing a lot of natural gas, which serves as a bridge to more renewable fuels. And I think that's an important transition.

What I have proposed would cut regulations and streamline them for small businesses.

The facts are - I did say I hoped it [Trans-Pacific Partnership] would be a good deal, but when it was negotiated which I was not responsible for, I concluded it wasn't. I wrote about that in my book.