J.D.: I told you you had nothing to saw.
Janitor: Oh, really? [cut's J.D.'s arm off]
J.D.: Ow, man, give it back.
Janitor: All right. Just tell me why you're hitting yourself. Hmm. Why are you doing that?
[reality:]
Janitor: You ever get the feeling we're thinking the same thing?
J.D.: No.