They, and we, are the legacies of an unbroken chain of proud men and women who served their country with honor, who waged war so that we might know peace, who braved hardship so that we might know opportunity, who paid the ultimate price so that we might know freedom.

The two inaugurations were different. The first inauguration I was thinking to myself, "Let's make sure I don't screw this up." I think there is - people always talk about how cool I am. I don't care how cool you are.

There's no reason why Americans should die when Afghans are perfectly capable of defending their own country.

I look at some of the kids that I interact with, and they were born with so many disadvantages. And you could start off in your first interaction with them saying, "Unless they get a lot of compensatory help, they're not going to be able to compete; they're just so far behind, and they're wounded and they're hurt."

The more we can encourage entrepreneurship, particularly for young people, the more they have hope. That requires some reforms in these [African] governments: rooting out corruption, increased transparency and how government operates, making sure that regulations are not designed just to advantage elites, but are allowing people who have a good idea to get out there and get things done.

Mexico is going to need the United States to cooperate in order to rid itself of the violence and corruption that results from the drug trade.

Cutting benefits is not the right answer. Raising the retirement age is not the best option.