"Extaze: Een Boek van Geluk" is a novel by the famous Dutch writer Louis Cooperus. In this book, the author raises the topics of love, happiness, family relationships and inner searches. The main character finds himself in a difficult situation where he has to decide between the desire to find happiness in love and his obligations to his family and society. The book "Ecstasy" fascinates with its depth and philosophical background, provoking the reader to think about the true meaning of life and one's own understanding of one's own happiness.