You shouldn't police what other people say.
Dave is at the office when the manager berates an employee, Janet, who calls the manager a jerk after he leaves.
Dave wants to respond to Janet's statement of frustration.
Dave tells Janet that he feels for her since the manager can be a jerk sometimes.
Dave tells Janet that it's inappropriate to use the word jerk in a work setting.
Janet is happy someone agrees with her and feel supported by Dave.
Janet rolls her eyes and is annoyed by Dave and even more frustrated that he's not allowing her to express her anger.