We never used to blink at taking a leadership role in the world. And we understood leadership often required something other than drones and bombs. We accepted global leadership not just for humanitarian reasons, but also because it was in our own best interest. We knew we couldn't isolate ourselves from trouble. There was no place to hide.
Political scientists after World War II hypothesized that even though the voices of individual Americans counted for little, most people belonged to a variety of interest groups and membership organizations - clubs, associations, political parties, unions - to which politicians were responsive.