This book offers an adjustment plan for the defects and shortcomings in boys’ education among Chinese families. It is a practical training manual for the families with children. The author accurately summarizes the 12 essential qualities or virtues of a good man: self-improvement, self-reliance, self-discipline, self-confidence, optimistic, strong, brave, decisive, generous, responsible, trustworthy, grateful. In this book, there is in-depth analysis of the characteristics of each virtue and the methods for their cultivation, and vivid cases are listed to show the wrongdoings in boy’s moral cultivation. Despite of a simple and kind language, the truths are thought-provoking.