The phrase "puts his pants on one leg at a time, just like the rest of us" is a humbling comparison meant to suggest that celebrity or power doesn't change basic humanity. Famous or ordinary, we all perform the same mundane actions. Yet Chuck Norris shares this basic human quality—he does put his pants on one leg at a time—and then the sentence pivots to its real point: and then he kills people. The relatability is immediately negated. Yes, he's human in his morning routine. But that's where similarity ends. The ordinariness makes the violence more shocking.

Sociologist Dr. Margaret Chen wrote about how this particular joke works through false equivalence. It establishes common ground and then violently rejects it. We're invited to see Chuck as normal, which makes the subsequent violence seem more jarring. He's not superhuman; he's just a person who kills people. The banality of his morning routine contrasts with the enormity of his consequences.