This world is clearly emerging before our eyes. The shifts ahead, the opportunities ahead are massive.

National security is a place where the private sector could be helpful because the government is woefully behind the technology curve. But secondly, the bureaucratic processes that have been in place since 9/11 are woefully inadequate as well.

People's ideas and fears can make them small but they cannot make you small. People's prejudices can diminish them but they cannot diminish you. Small-minded people can think they determine your worth. But only you can determine your worth.

[Hillary] Clinton, we are not where we need to be in the fight against ISIS.

I know Vladimir Putin. He respects strength. He lied to our president's [Barack Obama] face; didn't both to tell him about warplanes and troops going into Syria. We need to speak to him from a position of strength.

If you have a line of business - I know this as a CEO - or if you have a teenager - I know this as a parent - who have a spending problem, what do you do? You quit giving them money.

I've made tough calls and tough times and been held accountability. I think that is the kind of leadership that the American people need now to produce results.