If you are a dictator, you don't really want to have people that you control learn how to question what you are saying. If a person understands where and how to question something, sooner or later a dictator will be in some kind of trouble. Study the last century particularly WWII if you don't believe me. Stalin's regime was a nightmare and we all know about Hitler's and what happen to the third Reich.
No books means no education. No education means no questioning. No questioning means a dictator can lie. Lies keep him in power.
Explanation: He thinks he sees ghosts. Mr. Framton who was having some mental breakdowns concludes that the story must be true, and runs out of the house when he thinks that he is actually hearing and seeing the ghosts
