This can be partially explained by the preface that Mary Shelley added to the work when she revised and republished it in 1831. In this added preface, Shelley notes that she has "not considered [her]self as merely weaving a series of supernatural terrors." Thus, she wants readers to consider the character of her monster as representing fundamentally more than simply a creepy, supernatural character. Instead, she urges readers to consider that the monster's creation is:
impossible as a physical fact, [yet] affords a point of view to the imagination for the delineating of human passions more comprehensive and commanding than any which the ordinary relations of existing events can yield.
The monster's character, therefore, is woven together by Shelley to provide additional insight into human character. He is rejected by his creator. He longs for human connection that he can never find. He longs for a mate whom he can never acquire. At every turn he is cast aside and his hopes are crushed,...
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