My Army reserve service was in the 1990s. It was, more than anything else, an opportunity for me to express gratitude. My understanding of and admiration for the American armed forces is deeper, better informed as a result. I'm among those who believe that military or other citizen service should be an expected part of every American's life.

Ronald Reagan was unusual in being an authentic personality. Unlike many professional actors - and politicians - he was much the same behind the curtain as in front.

Presidential leadership is best evaluated not on the basis of one's agreement with the policies, but on their effectiveness in using their powers to transform the nation and our understanding of ourselves.

My books arose from my own experience, when I sought guidance in practical leadership in my career. In sum, I strive to write the kind of book that I would find valuable in my own life.

When Americans decry our politicians, we must remember that ultimately, politicians reflect us. When we demand more than mediocrity - and the passing comforts it bestows - we will certainly attain it. One hopes and prays it doesn't take an historic crisis for us to demand and reward excellence in public service.

Everyone knows that Theodore Roosevelt was able to wring so much life out of each day, every hour, every minute. And yet, when one is immersed in a detailed, retrospective review of his life, his intense living, his vigor di vita, is nonetheless breathtaking.

In a time when our nation is engaged in multiple, long-term wars, it's critical that "the military" not become an abstraction to the vast majority of Americans who are not participants.