The View From Planet Kerth: To gripe or not to gripe, that is the question

I had a conversation the other day with a doctor who is the head of a neurotrauma rehabilitation center. His specialty is dealing with patients who have suffered strokes or other injuries to the brain.
He told me the story of one of his patients, an elite athlete who was training on a bicycle when he crashed and suffered brain damage. Initially he was paralyzed from the accident, but through intensive therapy his limbs began to regain some of their strength.
Still, the path was long for him, and after two years he was barely able to walk, let alone to bicycle or compete as an elite athlete...Next