 Behind him is a person chattering too loud on a cell phone. He details all of these things and how irritated he is with everyone else in the grocery store who have surely been planted there to further degrade his day. And he's judging and he's angry and he's just about to shout at this woman. And then he pauses for a second and starts trying to think, being a writer, he starts trying to think, okay, what might be the possible backstories here?