The quote reflects a moment of frustration where the speaker expresses disbelief at someone's lack of understanding about the concept of a book. It captures a sense of exasperation, as the speaker is confronted with an obvious truth that the other person seems to overlook.
This brief exchange emphasizes the value of literature and the importance of recognizing its significance. The protagonist’s reaction illustrates the emotional weight that books and the ideas they contain can carry, reinforcing the universal theme of miscommunication and the shared experience of engaging with literary works.