Picturing the image in ones mind, or associating and connecting a word with an image, is very important and helpful as it would allow one to remember things easily. And the more relevant or realistic the collaborated image is, the better and easier it is to recall.
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>
The one you cursor is already on.
<span />
