This principle of "discriminating against outsiders" makes people fear being left out, and so everyone is constantly running around forming new groups or joining any existing one with which they may have some connection. They figure that these will help them get things done and bolster their own prestige.
這種「歧視外人法則」使得在圈外的人擔心自己的利益受損，因此每個人都要拚命多結幾個「圈圈」，同時打進和自己可能有關的「圈圈」，以求做事方便，並壯大自己的聲勢。