"The Four Agreements: A Practical Guide to Personal Freedom" by Don Miguel Ruiz is a bestselling book that offers a path to personal happiness and fulfillment. Written in English and published in 1997 by Amber-Allen Publishing, Incorporated, this paperback book is part of the Toltec Wisdom series. It presents four ancient Toltec agreements as a guide to creating a fulfilling life, with each agreement focusing on a specific aspect of personal conduct and behavior. With its practical advice and inspiring message, this book has become a popular choice for those seeking personal growth and freedom.