In the novel "In One Person" by John Irving, the character Borkman tries to reassure Bill by saying he has control or influence over Muriel and Richard, suggesting that he can count on their support in a challenging situation. This highlights Borkman's confidence and cunning nature, as he describes having them in his back pocket, indicating a level of strategic planning or manipulation.

The conversation underscores themes of power dynamics and relationships among characters in the story, showcasing Borkman's ability to navigate complex social interactions. Irving crafts a scenario that reveals the intricacies of human connections and the underlying tensions that define them, all while adding a layer of humor and charm to Borkman's character.