“At that first preview, it was disorienting to watch more than 200 strangers stream into the theater, hailing from God-knows-where. They didn’t know they were obstructing what had very recently been Andy’s path to the stage, or occupying the spot where Tommy liked to preside, arms crossed, a couple of fingers to his lips. But as Alexander Hamilton kept trying to tell us, even the best-ordered societies need infusions of new blood to thrive. Keep it in mind the next time you go to the theater: Some gifted men and women have built a community in that room, and the immigrant is you.”