What Kept Her Alive?

Daniel Tompkins has a vision—a sudden memory of his mom when she was a very sick woman. That brings back a flood of memories. It also gets him to thinking what it was that kept her alive, for many years after the onset of her debilitating disease, not one but two diseases. Something inside her caused her to keep going when a lesser person would have given up. What was it? Daniel explore his childhood memories of things more than fifty years before.