Why is tom irritated by this repetition of stories of how Amanda was the center of attraction among her beaux when she was young

Tom is tired of Amanda living in and romanticizing the past. Once a Southern belle who was the darling of her small town's social scene, Amanda is now an abandoned wife and single mother living in a small apartment in St. Louis. She dreams of her past and of her daughter's future, but seems unwilling to recognize the painful harsh realities of the present.