what motivates madame loisel throughout the story

Madame Loisel is motivated by her desire to appear wealthy and to be accepted by high society. She is unhappy with her middle-class life and feels that she was born into the wrong social class. Her desire for wealth is a constant pain and turmoil, and she is virtually oblivious of everything but the wealth she does not have. She is jealous of her wealthy friend Madame Forestier and cannot visit her without being overcome with jealousy. The idea of going to a party without expensive clothes drives her to tears. In the story, Madame Loisels motivation for choosing an expensive and glittering diamond necklace comes from her desire to appear wealthy and to be accepted by high society. However, after losing the necklace, her motivation changes from self-gratification to helping her husband pay off the debt.