Is Jimmy valentine a good man?

Jimmy Valentine, the protagonist in O. Henry's short story "A Retrieved Reformation," is a complex character. While he begins as a skilled safecracker and a convicted criminal, his transformation occurs when he falls in love with Annabel Adams, prompting him to seek a more honest life. Ultimately, his actions—especially when he selflessly risks his freedom to save a child trapped in a safe—suggest that he possesses an inherent goodness, despite his troubled past. Thus, he can be seen as a good man who is capable of change.