Big Bang Theory -

AMY: "That’s not an equation. That’s love."

SHELDON: "Don’t be absurd. I’m your best friend. We’ve shared a bathroom for twenty years." big bang theory

LEONARD: "Oh, hey. You’re the new guy from down the hall, right? Theoretical physics? I’m Leonard. Experimental." AMY: "That’s not an equation

PENNY (40s, former actress, now a pharma rep) enters without knocking. She and Leonard share a look—the exhausted look of parents of a toddler. We’ve shared a bathroom for twenty years

"The universe began with a singularity. An infinitely dense point of matter and energy. I used to think that was physics. But I was wrong. It’s friendship."

INT. CALTECH PHYSICS LAB - DAY Sheldon and Leonard are testing a new resonance cascade device—a "chrono-spectrometer." Sheldon is trying to prove a fringe theory: that strong emotional bonds create measurable quantum entanglement.