Because you possess the ultimate superpower.
Superheroes come in all shapes and sizes but for the most part superheroes are defined by their unique superpowers. Some of us mortals, too, can be defined by our own unique power, a power which keeps us from being anything but super:
The power to see what’s missing.
What do you see when you look at your life? Is your first response to be grateful for all the blessings you already have in your life or do you only see what’s you think is missing from it?