As Holden shares his experiences, it becomes evident that he is talking from a mental facility where he is being psychoanalyzed. He is mentally insane, or at least considered so. This can be seen by his frequent use of the word 'madman" <span>when he criticizes himself: "I was smoking like a madman"</span>
Names a particular person, place, thing, or idea. They are words which name specific people, organisations or places. They always start with a capital letter. E.g. the Civil War, Monday, or Potter.