The American challenge in leading the world is compounded by our Constitution.

In the end, the country is going the say, You know, whatever [Donald] Trump's weaknesses may be, he's a sincere guy trying very hard to get this country back on the right track.

Maybe Governor Romney in the spirit of openness should tell us how much money he's made off of how many households that have been foreclosed by his investments.

There are whole states where people [with addiction or mental health issues] can't get to a doctor. If that were true of pancreatic cancer, if that were true of heart disease, if that were true of diabetes, we'd all understand that it made no sense at all. And yet we somehow approach mental health from a very different standard.

The evidence is sufficient that we should move towards the most effective possible steps to reduce carbon loading of the atmosphere.

[Mitt Romney is a] Massachusetts moderate who, in fact, is pretty good at managing the decay." He's "given no evidence in his years in Massachusetts of any ability to change the culture or change the political structure.

I want to say unequivocally that while I cherish every person who comes from anywhere, who comes here legally and seeks to pursue happiness, and I hope all of them decide to stay and become American citizens, but I want them to become American. And part of becoming American involved English. It is vital historically to assert and establish that English is the common language at the heart of our civilization.