Believe me when I say that joy is absolutely a discipline. And I assure you, it is imperative that you fight for it. If you don't believe me, then you clearly haven't lived very long.
As I go through my day and all of the ordinary, mundane things, it helps to remember that I am not called to a life of aesthetic monasticism. It is very possible to serve God in the day-to-day details.
It is absolutely vital that we change our mindset if we would change the world around us. Despite what anyone says, you are accepted. You are loved. You are enough.