Kramer: No expiration date on this. [opens it and starts coughing on the food]
Jerry: There is now. Kramer, you should really get that cough checked out by a doctor.
Kramer: Nah, nah, nah. No doctors for me. A bunch of lackeys and yes-men all towing the company line. Plus, they botched my vasectomy.
Jerry: They botched it?
Kramer: I'm even more potent now!