Leonard: Are there any other honors that I've gotten that I don't know about? Did UPS drop off a Nobel Prize with my name on it?
Sheldon: Leonard, please don't take this the wrong way, but the day you win a Nobel Prize is the day I begin my research on the drag coefficient of tassels on flying carpets.
Raj: The only thing missing from that insult was yo mama!
Howard: I got one. Hey Leonard, yo mama's research methodology's so flawed...
Leonard: Shut up Howard! Sheldon, we have to do this.
Sheldon: No we don't. We have to take in nourishment, expel waste, and inhale enough oxygen to keep our cells from dying. Everything else is optional.

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