In "Human Voices," Penelope Fitzgerald presents a perspective where individuals are categorized as either 'exterminators' or 'exterminatees,' highlighting the struggle and dynamic of power in human relationships. The protagonist expresses a fascination with those who appear to be inherently defeated or struggling in life, suggesting a deep empathy for their plight. This viewpoint reveals her understanding of the complexities of human existence.

Fitzgerald's writing is characterized by humor, yet it is interwoven with a tragic awareness of life’s difficulties. Through her witty narrative style, she captures the essence of human experiences, showcasing the contrast between light and dark elements in relationships and society. Her ability to blend humor with profound existential reflections makes her work both engaging and thought-provoking.