P Ultimately one loves one's desires and not that which is desired. He pulled the same stunt later in the episode, got threatened by Shelley, and immediately wussed out by blaming Kenny. The commercial asks if the viewer is tired of "being a 90 pound weakling", and Cartman says he weighs 90 pounds, so it's perfect for him. And where do these fundamentally new views of the world arise? Mammoths, on the other hand, follow—by definition.