- Dr. Perry Cox: Newbie, what are you saying? That you want to be like me? Do you understand that... I just barely want to be like me?
- Dr. Perry Cox: Newbie, do you happen to know what a zebra is?
- Dr. John 'J.D.' Dorian: That patient just mocked me!
- Dr. Perry Cox: It's a diagnosis of a ridiculously obscure disease when it's much more likely that the patient has a common illness presenting with uncommon symptoms. In other words, if you hear hoof-beats, you just go ahead and think horsies -- not zebras. Mm'kay, Mr. Silly Bear?