Big Bang Theory Quote
(Penny runs into the comic book store, only to find everyone else there)
Penny: Ugh! We're the last ones here! Hurry up!
Sheldon: (coming in, wearing a backpack) It is a marathon, not a sprint.
Penny: People run in a marathon!
Sheldon: Not with a bowling ball on their back.
Quote from S07E03 - The Scavenger Vortex