The quote "I'm going mad, I told myself. Let me not be mad." from Ian McEwan's novel Atonement highlights the internal struggle of the character facing overwhelming emotions and confusion. This moment reflects a deep awareness of one's mental state, as the character grapples with the fear of losing control over their thoughts and feelings. It encapsulates the tension between self-awareness and the desire to maintain sanity in a chaotic situation.

This line serves as a poignant reminder of the fragility of the human mind and the effort to resist despair. It suggests a battle against the encroaching madness, underscoring themes of identity and the quest for clarity amidst turmoil. McEwan masterfully explores the complexities of the mind and the choices that lead to one's eventual fate.