Quote from Barney in Swarley
Barney: Dude, you gotta ditch her. Ted: Obviously. Marshall: Why? Barney: She's got the crazy eyes. Ted: Dude. The eyes. They're crazy. Marshall: What are you guys talking about, the crazy eyes? Barney: It's a well-documented condition of the pupils, or pupi. Ted: No. Just pupils. Barney: It's an indicator of future mental instability. Marshall: She does not have the crazy eyes. Ted: You just can't see it because you're afflicted with "haven't been laid in a while" blindness. Barney: She was too far away in the coffee place, but when I saw her up close just now...