You can't start out at 20 in whatever your profession is and say, "I want to win an Olympic medal," or "I want to become president," or "I want to win the Pulitzer Prize." If you love what you're doing, it's sort of a nice thing that happens toward the end of your career, or in the middle of your career. It is not the reason you were doing it. The reason you were doing it is because every day you wake up in the morning and you can't wait to learn something new.

Whatever it is that you do, if you have that passion and desire for it, that's the most important thing.

He (William Howard Taft) had little patience with the unconscious arrogance of conscious wealth and financial success.

I'd like to think that what my style of writing is, is an attempt not so much to judge the characters that I'm writing about, to expose them, to label them, to stereotype them, but instead to make them come alive for the reader with all their strengths and their flaws intact.

Lyndon Johnson is still the most formidable, fascinating, frustrating, irritating individual I think I've ever known in my entire life. He was huge, a huge character, not only standing six feet four, but when you talked to him, he violated the normal human space between people. He was a great storyteller. The problem was that half his stories, I discovered, weren't true.

Politicians generally form alliances and not friendships. Individuals and institutions achieve their ends through continual barter. But deals are not bonds. Indeed, intense emotional involvement with anything - with issues, ideology, a woman, even a family - can be a handicap, not only consuming valuable time, but more importantly, reducing flexibility and the capacity for detached calculation needed to take maximum advantage of continually changing circumstances.

I am a historian. With the exception of being a wife and mother, it is who I am. And there is nothing I take more seriously.