He also realized that advanced ruths and new, more complicated and confounding scientific wonders were also being taught by Anna - to the future King:"The world is a round ball which spins on an invisible stick through its middle" (new teachings of Anna)"The world rides on the back of a great turtle who keeps it from running into the stars" (old understandings of his son, now being challenged)The King contemplated to himself: "In my head are many facts, but I am not sure.As the creatures sucked away Black""s soul and also threatened Harry""s life, Harry called upon his Patronus spell for a protective shield: "Expecto Patronum!" but they were too overpowering.Whatever they are, they breathe air." The wind was being sucked into a white-tiled, circular hole high up on a wall - and as he grasped the ladder to climb up to the vent, the humming stopped.Kafka stood before a docking platform where Dillon had been suspended in a neutralizing pool of water.