Tony Kushner: Gay marriage rulings help to realize his themes
Tony Kushner’s landmark achievements have been “Angels in America,” the epic 1992 stage play that showed humanly flawed gay men loving, honoring and cherishing each other amid the fear and horror of the 1980s AIDS crisis, and the screenplay to Steven Spielberg’s acclaimed 2012 film “Lincoln,” a memorably taut depiction of American democracy bucking, churning and grinding to right a…