Not as impossible as it might seem …
Have you ever wanted to complain about your boss but felt you had no mechanism that you could access, or do you feel that if you did, you would be the one punished not your boss? Some complaints are minor, others can be quite severe. Many of us feel frustrated and powerless to influence this situation.
Maybe there is a path you could try. Have you considered ways that you might be able to “manage your boss?”