When people see opportunity, when they have a sense of control of their own destiny, then they're less vulnerable to the propaganda and twisted ideologies that have been attracting young people - particularly being turbocharged through social media.

As the world's largest economy and second-largest carbon emitter, as a country with unsurpassed ability to drive innovation and scientific breakthroughs, as the country that people around the world continue to look to in times of crisis, we've got a vital role to play. We can't stand on the sidelines. We've got a unique responsibility.

America is not the crude stereotype of a self-interested empire. Given our interdependence, any world order that elevates one nation or group of people over another will inevitably fail.

It would be naive of me to suggest that with Russia committed militarily, as it is, to supporting what in many cases are barbarous tactics by the Assad regime to crush the opposition.

I have complete confidence in the American people and our legal traditions and the prosecutors, the tough prosecutors from New York who specialize in terrorism.

There's nothing that America can't handle if we actually look squarely at the problem. ...Change depends on our actions.

There is no doubt that thanks to the steps that we took early on to rescue our economy and to rebuild it on a new foundation, we are entering into the new year with new confidence that America is coming back.