If the global economy is unresponsive to people who feel left behind, if inequality continues to grow, then we could end up seeing more and more of these divisions arise throughout advanced economies around the world.

The last thing you want to do is raise taxes in the middle of the recession because that would just suck up and take more demand out of the economy and put businesses in a further hole.

Some may still deny the overwhelming judgment of science.

The federal government and our democracy is not a speedboat. It's an oceanliner, as I discovered when I came into office. It took a lot of really hard work for us to make significant policy changes, even in our first two years, when we had larger majorities than Mr. Trump will enjoy when he comes into office.

There is no doubt that the actions of ISIS are designed to amplify their power and the threat that they pose. That helps them recruit. That adds in the twisted thoughts of some young person that they might want to have carry out an action that somehow they're part of a larger movement.

If you only think about yourself - how much money can I make, what can I buy, how nice is my house, what kind of fancy car do I have? - over the long term, I think, you get bored. I think your life becomes diminished. The way to live a full life is to think: What can I do for others?

What I believe unites the people of this nation, regardless of race or region or party, young or old, rich or poor, is the simple, profound belief in opportunity for all - the notion that if you work hard and take responsibility, you can get ahead.