In this excerpt, the speaker reflects on their decision to leave an overdue book in the sunlight, which symbolizes a lighthearted rebellion against societal expectations. The term "promiscuous" hints at the freedom and openness they feel when embracing their true self, away from the constraints imposed by conventional norms.
The imagery evokes a childhood filled with rules and restrictions, particularly for girls, who were taught to avoid the dirtiness of the earth and to conform to strict standards of behavior. The mention of "white gloves" and "scripture like chains" illustrates how oppressive these teachings can be, comparing religious dogma to bothersome flies that hinder personal growth and joy.