As you get older, your mind gets a little more set. And it needs the poking and prodding and breaking through of stereotypes that I think young people provide.

It's one of the biggest benefits of being president that you really don't think about until you get here.

America is a strong and resilient country. And I know we will succeed, if we put aside partisanship and politics and work together as one nation.

The issue of climate change is one that we ignore at our own peril. There may still be disputes about exactly how much we're contributing to the warming of the earth's atmosphere and how much is naturally occurring, but what we can be scientifically certain of is that our continued use of fossil fuels is pushing us to a point of no return. And unless we free ourselves from a dependence on these fossil fuels and chart a new course on energy in this country, we are condemning future generations to global catastrophe.

There are people in Iran who have the same aspirations as people all around the world for a better life.

In Missouri, it's a 50/50 state, so I'm kind of used to half the state being mad at me.

One of the best parts of the holiday season is spending time with the special people in your life.