Characters
Your infatuation is based on a physical attraction. Talk to the woman and you'll realize you have nothing in common.
— Barney · The Simpsons

Behind the line May contain spoilers.
Our reading
An editorial interpretation.
The speaker dismisses an infatuation as purely physical, and predicts that talking to the woman will reveal nothing in common. The tone is deflating and matter-of-fact, treating a simple conversation as the test that will puncture the attraction.
Context reviewed