In "The Rosie Project," the protagonist realizes that he is experiencing mental overload, which prompts him to take action. To better understand his thoughts and emotions, he creates a detailed spreadsheet. This methodical approach reflects his logical mindset and determination to tackle personal challenges scientifically.
The use of a spreadsheet symbolizes the character's quest for clarity in his life. By analyzing data, he seeks to gain insights into his feelings and relationships, showcasing how he navigates the complexities of human interaction in a structured manner.