What is happiness? What is not happiness? How can one lead a truly happy life? What are the differences between happiness, joy, gladness, contentment, and pleasure? In this concise and easy-to-read book, noted philosopher and Islamic scholar, Prince Ghazi of Jordan, reviews the classical philosophical and religious answers to these questions and then shows Islam s perspective on the issue based on the Qur an and saying of the Prophet Muhammad (SAW.) The answer is a surprising one to which everyone can relate.