Imaginative Life of Walter Mitty
The text structure in the novel define's the characterization of Walter Mitty in many ways.
Walter Mitty lacks self-confidence.
Walter Mitty is the last person to talk back to someone who is bothering him or just asking him to do something. He does not have the self confidence to. He also does not think much of himself which is common for people who lack this.
Walter Mitty is very shy.
Mitty day dreams a lot and when he does he is the hero or the most liked person in the daydream. This happens because he is not the hero or the most liked person in real life. Also Mitty never talks against people because he is very shy.
Walter Mitty has a very hard time sticking up for himself.
Mitty never stands up for himself when his wife is yelling at him. Mitty knows this and tries to avoid a situation in which this would happen. He tries to avoid most people while doing this.