I don’t think we have conclusive proof that humans are at the center of [global warming]

There was an analyst who came out the other day who's had a long track record of projecting presidential campaigns based on the economy and other kind of factors. And he said if [Donald] Trump stays about where he is right now, he'll win at about 51 or 52 percent. If Trump actually gets his act together in a disciplined way, he could win by as much as 66 percent.

What I said was: We want everybody to learn English because we don't want - I didn't use the word 'Spanish.'

The terrorism danger to the United States "is even worse than September 11th, when 19 hijackers murdered almost 3,000 Americans."

Donald Trump is a very action-oriented person.

[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'm not a natural leader. I'm too intellectual; I'm too abstract; I think too much.