Paul Schrader is discussing a lyric in a song by SG Goodman as featured on the soundtrack of his incendiary new film, Master Gardener. “It’s based on an old Appalachian song,” says the writer and director. “It has a beautiful line saying: I never want to leave this world without saying I love you. When I started out as a screenwriter I never wanted to leave this world without saying ‘f*** you’. But the endings of my films have changed over the years. Now I’m an artist who never wants to leave this world without saying: I love you.” Schrader’s...