To build a great company, which is a CEO's job, sometimes you have to stand up against conventional wisdom.

I think we need a real plan, which is why I have offered a much more specific approach to securing the border, fixing the legal immigration system and addressing illegal immigration.

People who have been in and around government and politics for their entire lives may no longer be able to see the truth. Our government must be fundamentally reformed. The system has to be changed. Our politics can no longer tinker on the edges.

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.

Once I dive in, I dive in all the way.

In fact, the private sector is improving their algorithmic ability to search through big data month after month after month. And, of course, a big government bureaucracy isn't keeping up.

I've laid out a plan for how we keep people safe here at home, and I've laid out a plan of how we wage war and win by denying ISIS territory overseas. We must deny them their territory because the territory that they've conquered because Hillary Clinton and Barack Obama declared victory in Iraq and against every generals advice withdrew all of our troops, leaving a vacuum, weaponry, territory for ISIS to conquer, that territory, their caliphate, is that from which they draw legitimacy, potency, credibility. We have to deny them that territory.