The infatuation and thirst that Victor possesses for an abundance of knowledge that Mary Shelley illustrates through the juxtaposition of two foil characters with contradicting motives. The obsession to attain and expand his knowledge is an act of hubris and ultimately blinds him.
Freud’s theories on the subconscious and conscience set the foundation for Shelley’s novel. His “id” characterizes the monster’s initial struggle for survival in an unfamiliar world. His “ego” is played out by Frankenstein’s obsession with biological sciences and later creation of a monster.