How is the subject of madness described in david copperfield?

In "David Copperfield," madness is depicted through characters like Mr. Dick, who struggles with his eccentric thoughts, and Miss Betsey Trotwood's initial belief that his behavior reflects mental instability. The novel explores the complexity of mental health and challenges societal perceptions of madness through various characters and their personal journeys. Ultimately, madness in the novel is shown to be a multifaceted and nuanced aspect of human experience.