Donald Trump is not going to be the nominee, because we are not going to allow - people will wake up and we're not going to allow a con artist to take over the party of [Abraham] Lincoln and [Ronald] Reagan.

I don't agree with the notion that some are putting out there, including scientists, that somehow there are actions we can take today that would actually have an impact on what's happening in our climate.

Under Barack Obama, the only 'Change' is that 'Hope' has been hard to find. Now millions of Americans are insecure about their future. But instead of inspiring us by reminding us of what makes us special, he divides us against each other. He tells Americans they're worse off because others are better off. That people got rich by making others poor.

We have reached a moment in our history where we think that every problem in America has to have a federal government solution. Every problem in America does not have a federal government solution. In fact, most problems in America do not have a federal government solution and many of them are created by the federal government to begin with.

If Donald Trump builds the wall the way he builds Trump Towers, he'll be using illegal immigrant labor to do it.

Increasing access to federal student loans has been a bipartisan effort in Washington, one that I have supported. But it has created what many experts believe is a bubble in higher education, not unlike the housing bubble that preceded the financial crisis.

Let me just say the rules are what they are in the Republican Party. You have to have X-number of delegates in order to be the nominee. And if you don't have those number of delegates, then there's a process in place.Here is what would be a calamity, for Donald Trump to become our nominee.