House is "training" his fellows (specifically Foreman) to think like him.
This episode is a pivotal turning point for Eric Foreman. Throughout the series, Foreman struggles with the fear that he is becoming exactly like House: cold, clinical, and arrogant. House TrainingHouse M.D. : Season 3 Episode 20
The central theme of the episode is the danger of . House and Foreman are so focused on finding a complex, "House-worthy" diagnosis for Lupe (the patient) that they overlook the most basic possibility. They subject her to aggressive, unnecessary treatments—including radiation—that ultimately destroy her immune system. House is "training" his fellows (specifically Foreman) to
Unlike House, who uses his "jerk" persona as a shield, Foreman is crushed by the guilt. His decision to resign at the end of the season begins here, born from the realization that if he stays, he will lose his humanity to the pursuit of being right. 3. The "Training" Metaphor The title "House Training" has a brilliant double meaning: The central theme of the episode is the danger of