To the extent that our political dialogue is such where everything is under suspicion, everybody is corrupt and everybody is doing things for partisan reasons, and all of our institutions are full of malevolent actors - if that's the storyline that's being put out there by whatever party is out of power, then when a foreign government introduces that same argument with facts that are made up, voters who have been listening to that stuff for years, who have been getting that stuff every day from talk radio or other venues, they're going to believe it.

Look at Chancellor [Angela] Merkel, her personal story helps to tell a story of incredible achievement that the German people have embarked on and I think is something that you should be very proud of.

The shift to a cleaner energy economy wont happen overnight, and it will require tough choices along the way. But the debate is settled. Climate change is a fact.

The first thing I'd do as president is sign the Freedom of Choice Act.

I favor legalizing same-sex marriages, and would fight efforts to prohibit such marriages.

The United Kingdom and the European Union will remain indispensable partners of the United States even as they begin negotiating their ongoing relationship to ensure continued stability, security and prosperity for Europe, Great Britain and Northern Ireland, and the world.

Maybe at the same time as I'm more confident today, I'm also more humble.