Dickens uses regret as a tool to move the plot along to Scrooge’s eventual transformation, turning a negative emotion into a catalyst for positive change
The Ghost of Christmas Past shows Scrooge his younger self with his little sister Fanny, leading him to feel guilty for the way he treated his nephew Fred
In Stave 2, The Ghost of Christmas Past communicates to Scrooge the moment where he started to become the man he is at the start of the novella, through Belle expressing her disapproval of his focus on money and wealth
Scrooge feels regret for his behavior towards the neglected little boy who came to sing a carol at his door, realizing he should have been more generous
Scrooge regrets his interaction with the Portly Gentleman, feeling a pang of regret at the thought of how the old gentleman would look upon him when they met
The Ghost of Yet to Come is the climax of Scrooge’s regret, where he acknowledges his mistakes and commits to making a change, pleading to sponge away the writing on the stone