Many of us were kind of irritated with Obama for larding it with tax cut, which we didn't think was going to be stimulative.

I was elected because I believed in what we call "grassroots politics," politics from the bottom up, not the top down.

Now, I've lived long enough to know that race relations are better than they were 10 or 20 or 30 years ago no matter what some folks say. You can see it not just in statistics, you see it in the attitudes of young Americans across the political spectrum. But we're not where we need to be. And all of us have more work to do.

So Americans understand the costs of war. Yet as a country, we will never tolerate our security being threatened, nor stand idly by when our people have been killed. We will be relentless in defense of our citizens and our friends and allies. We will be true to the values that make us who we are.

I've said many times around the world that like any government, like any country, like, any set of human institutions, we have our flaws. We've operated imperfectly. There are times we've made mistakes.

Stamina. There is a greater physical element to this job than you would think, just being able to grind it out. And I think your ability to not just mentally and emotionally, but physically be able to say, "We got this. We're going to be OK."

I don't think we should ever accept the idea that someone can come along and take away our safety and our freedom.