How does the description of Stepan Arkadyevitch develop the theme of the selection?

Stepan Arkadyevitch, often referred to as Stiva, embodies the theme of duality between societal expectations and personal desires. His charm and affability mask a deeper struggle with infidelity and the pressures of family life, reflecting the conflicts many characters face in balancing personal happiness with social norms. Through Stiva’s interactions and choices, the narrative explores the complexities of love, loyalty, and the pursuit of fulfillment, illustrating how characters navigate their roles within society. Ultimately, his character serves as a lens through which the theme of the tension between duty and desire is poignantly examined.