 He himself refuses to go. He has wedged himself in the door like Winnie the Pooh, unable to get out of his home because he's too fat. He's wedged in there and nothing can dislodge him. Nothing. He himself has said only God can dislodge him. Well, God's doing his best. But as long as Biden still has breath left in him, he will presumably stay. He's saying he's not going to go.