Proctor: All right, here's your last question. What was the cause of the Civil War?
Apu: Actually, there were numerous causes. Aside from the obvious schism between the abolitionists and the anti-abolitionists, there were economic factors, both domestic and inter--
Proctor: Wait, wait... just say slavery.
Apu: Slavery it is, sir.
Episode: 3F20, Much Apu About Nothing