It is not how much we have, but how much we enjoy, that makes happiness.
You like to maximize your time, but you have an arm long list of things that continuously fight for your attention. Even worse, the list includes things you have no interest in doing. Ideally you have 16 waking hours each day to get things done, but managing time can be challenging when you have stress and anxiety. This adds to your frustration and makes you angry and forgetful.