Tim Cook has been asked a very specific question, in public by the way, and Tim Cook has refused in public. I don't blame him for that. I will guarantee you that there are all kinds of things that the private sector can be doing to be helpful, and they have not been engaged.

I'm happy to tell you that having been through surgery and chemotherapy and radiation, breast cancer is officially behind me. I feel absolutely great and I am raring to go.

The pace of change is so great, there is always something else going on. What that says to me is that you have to have strategic vision and peripheral vision. Strategic vision is the ability to look ahead and peripheral vision is the ability to look around, and both are important.

I will force Hillary Clinton to fight on the ground of her foreign policy mistakes.

There are kind of four people up at the top, [Donald] Trump,[Marco] Rubio,[Ted] Cruz,[Ben] Carson, and then there's me and about three governors. I'm perfectly happy with that position right now, honestly, because when I started this race, I was 17 out of 16. The pollsters didn't even ask my name, because so few people knew me.

When America does not lead, the world is a dangerous and a tragic place. This is a bad deal. [Barack] Obama broke every rule of negotiation.Yes, our allies are not perfect, but Iran is at the heart of most of the evil that is going on in the Middle East through their proxy.

The people are fed up with the political class.