The self-help book "Master Your Emotions: A Practical Guide to Overcome Negativity and Better Control Your Feelings" by Thibaut Meurisse provides useful advice and methods for controlling one's emotions and enhancing mental health. The book discusses a variety of subjects, such as recognising unfavourable thought patterns, managing stress and anxiety, growing in self-awareness, and fostering a good outlook. Meurisse offers activities and tips that readers can use in their daily lives through his lucid and simple writing style. The target audience for the book is anyone who wants to increase their emotional fortitude, get rid of negativity, and live a more contented life.