Dap claims to be a “mom” figure, but it’s clear that there is no real compassion or comfort behind the word, as he immediately moves on to describing how easily students can be kicked out. The Battle School is a centrifugal structure, with the outward force substituting for gravity (this is an interesting connection between the work of Card and his idol, Arthur C. Clark, who introduced the concept of a centrifugal space station in
2001: A Space Odyssey). It’s also important that Ender compares Stilson and the boy whose arm he broke: Ender seems to face an endless array of similar, bullying antagonists.