When the actor Veit Schubert reads the passage on the stage of the Berliner Ensemble in which Ai Weiwei and his father burn their own books – Baudelaire, Majakowski, Lorca – Ai Weiwei makes a cell phone video of him. “I tore out the pages one by one and threw them into the fire,” read Schubert: “They writhed in the heat like sinking ghosts.” The scene is a key moment in Ai Weiwei’s autobiography “1000 Years of Joy and Sorrow”.