Great article, thank you. When I was diagnosed with cancer in May of 2013, I went through some of those same feelings - especially the first you mention, Oh My GOD, I'm going to die. My cancer is not curable YET so it's so important to keep positive, which I do most of the time.
In the article you state, "Was I significant? Did I make a difference or even a mark in the universe? Did I matter? Would I be missed? Did I contribute in any way to the evolution of humankind, and if not, why not?
So, I'd like to share my favorite poem ever (authored by my father about 14 years ago.)
When all’s been said, and all’s been done, ...