As a self-proclaimed “punk, queer grandpa,” the actor and writer John Cameron Mitchell has some advice.

The writer and performer John Cameron Mitchell has a message for members of Generation Z: Stop playing it safe and embrace punk. Mitchell, who wrote “Hedwig and the Angry Inch,” sits down with Opinion’s deputy editorial director of culture, Carl Swanson, to talk about what he learned touring around the country and talking with college students about rebellion…