America's greatness has been the greatness of a free people who shared certain moral commitments. Freedom without moral commitment is aimless and promptly self-destructive.
“There's a tendency on the part of Americans, all of us, to say, 'Hey, the Cold War is over, the Soviet Union is gone, we don't have to worry about these guys again.' We always have to be worried about them, we always have to be concerned about them, and we have to be well-informed.”