"Don't Believe Everything You Think" is a practical guide to help readers overcome negative thought patterns and live a more fulfilling life. Written by Joseph Nguyen, a licensed psychologist and mental health expert, the book provides strategies for identifying and challenging cognitive distortions, such as black-and-white thinking and catastrophizing, that can lead to anxiety, depression, and other mental health issues. Through a combination of mindfulness practices, cognitive-behavioral techniques, and real-life examples, Nguyen helps readers develop healthier thought patterns and cultivate greater self-awareness. With its accessible language and actionable advice, "Don't Believe Everything You Think" is an essential resource for anyone looking to improve their mental well-being.