Books about self-confidence usually cover many topics such as how to build self-confidence, overcome inferiority complex, improve self-confidence, and so on. Here are a few recommendations for books on self-confidence: "The Power of Confidence" by Andrew Carson. This book introduced the importance and methods of building self-confidence, including how to overcome fear and anxiety and how to improve self-confidence through positive thinking and action. "Confidence" by Stephen R. Covey. This book provides practical advice and techniques to help readers build confidence and become more successful and confident in their daily lives. 3 The Art of Confidence by Richard G. PhD. This book explored the nature of self-confidence and how to improve self-confidence through cognitive and behavior techniques. "From Insects to Invincibility" by Martin Seligman. This book explains how to overcome inferiority complex, build self-confidence, and improve personal and professional achievements. These books provide effective methods and techniques to help readers build confidence, improve their quality of life, and achieve career success.