When do too many become too much? Why must the world’s miseries become America’s responsibilities? At what point, does the immigrant line end? In the past month, emotional writers around the United States tell us that we must accept and care for the 14,000-strong immigrant caravan chugging toward our southern border. More open-borders activists plan to fight the military in order to allow the migrants into the United States. The Catholic Church encourages its flock to violate our borders at every level. The Pope, standing behind the walls of the Vatican, scolds us for building a wall on the Mexican...