"Princess de Cleves" is a classic French novel written by Madame de Lafayette, a French writer of the 17th century. This work is considered one of the masterpieces of French literature and the first symbolic novella. The novel is about love, moral dilemmas and social norms of 16th century French society. The main character, Princesse de Cleves, is faced with a choice between her husband and her lover, which leads to a complex moral struggle. The subtle psychological development of the characters and the exquisite writing style make this novel an age-old work that remains relevant even today.