Themes and Meanings (Masterplots II: Short Story Series, Revised Edition)
A mystery story need not necessarily involve an intellectual theme in the ordinary sense of the term. The gradual unraveling of the mystery and the suspense created are usually sufficient to hold the reader’s interest. The reader receives pleasure from matching his wits with the character attempting to solve the mystery and the character who created the mystery. In Edgar Allan Poe’s detective and mystery stories such as “The Purloined Letter” and “The Gold-Bug,” the main characters themselves, such as Dupin and Legrand, receive this kind of pleasure, as well as expectations of monetary reward. At the same time, in their explanations of their procedures, they often make comments on human nature that serve as themes.
One such theme is expressed by Legrand as he tells the narrator how he decoded Kidd’s cipher. Legrand has the skills in logic and the past experiences with such codes to succeed at the task. Yet more fundamentally, he bases his attempt on the conviction, he says, that any mystery that one human intelligence can construct, another human can solve if the person applies his or her intellect properly and persistently. Thus armed, Legrand cracks the code with little difficulty, to the amazement of the narrator.
The experience of the narrator in trying to understand what motivates Legrand early in the story supplies a second theme. Because of Legrand’s reputation for being mentally unbalanced, at least at times, the...
(The entire section is 358 words.)
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