He takes to eating his own limbs. So desperate is he that he starts with his legs and works his way up. Or, I guess, the rediscovery. Hanks should have been in real danger and scrapped it out. Not become the Rembrandt of the jungle with angel pictures.
Hanks goes onto that island selfish and self-absorbed.
He leaves with a real appreciation of life. I ll buy him a gift. Not much of a journey, all considered. Zemeckis and Hanks are Golden Gods. All other news is considered 'rumor' only.