This statement marks a critical moment in Scrooge’s transformation, as he begins to see the possibility of redemption. It signifies a moment of self-awareness, where Scrooge acknowledges his moral decline. The admission also foreshadows the potential for change and growth, suggesting that even the most hardened hearts can be softened with reflection and regret. Dickens emphasizes the theme of personal redemption, showing that no one is beyond change if they recognize their flaws.