3. You are a threat for him If you get great appreciation for your work from the top managers or superiors in the organization and you prove to be an exception in the company for delivering great performance, you are sure to create a kind of resentment in your boss, as he may start thinking that you are after his job and he tends to believe that his job is at risk because of the kind of appreciation that you get from his superiors. Delivering great performance at work makes your boss's job easier; however, don't forget to appreciate your boss in front of his superiors for your success and give him required credits for his support and guidance.