He did not want an affair with his boss. He did not even want a one-night stand. Because what always happened was that people found out, gossip at the water cooler, meaningful looks in the hallway. And sooner or later the spouses found out. It always happened. Slammed doors, divorce lawyers, child custody.
The character in the story expresses his strong aversion to engaging in a romantic relationship with his boss. He believes that such liaisons inevitably lead to gossip and scrutiny among colleagues, which makes the workplace uncomfortable and complicated.
He reflects on the consequences of such affairs, including the emotional turmoil they cause in relationships. The inevitable fallout, such as divorce and custody battles, reinforces his decision to avoid any entanglements that could disrupt both his professional and personal life.