Satiety with the Good
J.R.R. Tolkien had it in mind to write a sequel to The Lord of the Rings, and wrote a few pages of a first chapter but soon gave it up.
Letter 256 (1964): In a letter to Christopher Bretherton, Tolkien explained that the story focused on the "most regrettable feature" of human nature: a "quick satiety with good". Read more about Satiety with the Good
