In a sense I've made the same film over and over again. In all of them I've asked, 'Who are we as Americans?

I enjoy total creative control right now. Nobody tells me to make it longer, shorter, better, sexier, more violent, whatever.

No one was more important to the game of baseball in the last half of the 20th century than Henry Aaron and no one writes about that supremely talented man, that tumultuous time and this treasure of a game better than Howard Bryant. Together, they are an extraordinary combination, and the book Bryant has written gets to the heart of the complicated and dignified, patient and consistent genuine hero that is Henry Aaron.

Jazz is a very accurate, curiously accurate accompaniment to 20th century America.

The reason why you do history, and particularly why you do war, is that you want to make sure that in the next war, some lessons were learned. There's a saying: "History doesn't repeat itself, but it does rhyme." Or Ecclesiastes: "What has been will be again. What has been done will be done again." Human nature always superimposes itself - its strength and its frailty over the rush of chaos of ongoing events - and we can perceive patterns and themes and motifs.

History isn't really about the past - settling old scores. It's about defining the present and who we are.

World War II is smothered in sentimentality and nostalgia. What's interesting about Vietnam is that sentimentality is just not there, so you're given kind of a clean access to it in one way. It's also a war that represents a failure for the United States. Many people came back feeling like they never wanted to talk about it again. And so we developed a national amnesia.