"The Four Agreements: A Practical Guide to Personal Freedom" by Don Miguel Ruiz is a bestselling self-help book that offers a code of personal conduct based on ancient Toltec wisdom. Written in English, this paperback edition provides a practical guide to achieving personal freedom and happiness through embracing four simple agreements. The book's author, Don Miguel Ruiz, presents these agreements as a path to finding inner peace and fulfillment in one's life. With its easy-to-understand teachings and inspiring message, this book has become a classic in the genre of personal development literature.