America's long history of unchecked ambition hasn't always been great for its citizens' well-being, but it's the reason why we put a man on the moon, have 10 of

America's long history of unchecked ambition hasn't always been great for its citizens' well-being, but it's the reason why we put a man on the moon, have 10 of the world's 10 best research universities, and are known for larger-than-life aspirations and achievements.