I learned a lot about my parents, who were both teachers. I had known that my parents were very strongly in favor of education. I had known that they had an impact on a lot of people, but people came out of the woodwork who have said, "You know, without your father, I would never have gone to college," very successful people. And so I learned how widespread their educational evangelism really was.

You can never ask others to do something you would not do. That is integrity.

Our work has only begun. In our time we have an historic opportunity to shape a global balance of power that favors freedom and that will therefore deepen and extend the peace. And I use the word power broadly, because even more important than military and indeed economic power is the power of ideas, the power of compassion, and the power of hope.

Well, there's been plenty of ultimatums, and one thing that we better be very clear is that we can't continue to have the kind of defiance of the United Nations, the defiance of the international community that we've had.

The sooner you learn that life is not fair, the better off you'll be, because you'll spend less time railing against life's unfairness and feeling aggrieved and entitled, and more time figuring out how to maximize your assets, and your talents and how to deal with things that you're not very good at.

The essence of America - that which really unites us - is not ethnicity, or nationality or religion - it is an idea - and what an idea it is: That you can come from humble circumstances and do great things.

Everywhere that I go in the world, people desperately look to American leadership in all of their world's most difficult problems. You can look at any region of the world and the United States is still the country to which those regions look for leadership.