The answer is "Jimmy Valentine looked into her eyes, forgot what he was, and became another man"
Step-by-step explanation:
In the story "A Retrieved Reformation" the protagonist is Jimmy Valentine who is a criminal. In this section of the story, the narrator describes the reactions of Jimmy as he feels captivated by a woman he sees in Elmore. About this, it is described once Jimmy sees her he "looked into her eyes, forgot what he was, and became another man"; this specific detail shows feeling in love has a great impact on Jimmy, and even makes him change who he is. Indeed, after meeting the woman he strives to leave crime. This detail supports the idea or theme "love can change a person" because Jimmy changes as he feels in love with Annabel Adams.