Big Bang Theory Quote
Sheldon: (Sheldon has walked into a quarantined room) Oh, what fresh hell is this?
(tries to leave)
Nurse in Biohazard Suit: Wait, you can't leave here, you've been exposed!
Sheldon: (puts his shirt over his nose) No, I haven't. It's all good.
Quote from S04E23 - The Engagement Reaction