"Esau and Jacob" is a novel by the famous Brazilian writer Joaquim Machado de Asis, who is known for his deep psychology of the characters and the philosophical basis of his works. In this book, the author tells the story of two brothers - Esau and Yakiv - and their complex relationship, in which envy, love, hatred and betrayal are intertwined. The novel reveals deep philosophical issues, such as free will and fate, and at the same time skilfully reproduces the social and moral aspects of life in 19th century Brazilian society. "Esau and Jacob" is a work that leaves behind many questions and forces the reader to think about his own values and choices.