If a behaviour is beneficial for an agent - then we don't need any moral rules to pressure him to do that. Also the set of all possible bad behaviours is very

If a behaviour is beneficial for an agent - then we don't need any moral rules to pressure him to do that. Also the set of all possible bad behaviours is very big and it would be absurd if all of that would be good politics. The title only makes sense if we somehow restrict that set of all possible bad behaviours.