In "The Mermaid Chair," Sue Monk Kidd captures a profound sense of restlessness and unexpected discontent that can emerge in everyday life. The author uses vivid imagery, likening the feeling to a sudden surge, akin to freight surfacing from the ocean depths. This comparison reflects how deep-seated emotions can evolve and emerge without warning.

The metaphor of cows chewing cud serves to illustrate a sense of monotony and the repetitive nature of existence. It suggests that, despite the tranquility of the setting, there are underlying tensions that can disrupt one’s peace. This exploration of inner turmoil against a seemingly calm backdrop resonates throughout the narrative, emphasizing the complex nature of human emotions.