What are you trying to prove here, anyway? I'm studying the ...
Male Student: [after the beautiful female student has guessed 5 out of 5 cards right while he has "none"; actually he has one] What are you trying to prove here, anyway?
Dr. Peter Venkman: I'm studying the effects of negative reinforcement on ESP ability
Male Student: The effect? I'll tell you what the effect is, it's pissing me off!