Even in a single day, we experience numerous roles. This book deals with how we can grow and change our lives amidst these changing roles. The author emphasizes that roles are not simply repetitions of daily life but important tools for forming identity and changing lives. Through this book, readers can recognize the various roles they have taken on and learn how to effectively utilize those roles to build the life they want. In addition, recognizing and utilizing roles can help manage time, redefine priorities in life, and plan for a better future. By building time through roles, we can bring about changes in our lives. The Purpose of Time is a book that encourages you to draw attention to the roles you let pass by inadvertently in daily life and presents opportunities for self-growth through them. [BarunBooks Publishing, Korea]