 What new discovery does William make at the end of the story?
[Transcriber's Note: This etext was produced from Galaxy Science Fiction December 1959. As soon as I got cleaned up, I was going to have dinner in a good restaurant, and I was going to order such expensive food and leave such a large tip for the waiter and send one to the chef that they were going to think I was rich, and some executive with some brokerage firm would see me and say to himself, "Hmm, executive material. Following the wallboard, I went down the side of the room and behind the last row of chairs, closer, closer, and halfway up the room again to the entrance—the entrance and the little wooden box fastened to the wall beside it.
 He is experiencing auditory hallucinations
 He is experiencing auditory hallucinations  He is reliving the same traumatic experience each day  The man he murdered was actually his father  The man he thought he murdered never died