After reading The Pursuit of Happiness, people may resonate with the experiences of the protagonist, Chris Gardner, especially his courage, perseverance, and perseverance in the face of difficulties and setbacks. This book shows us how a person can achieve his goals and dreams through his own efforts and struggles in life. Chris Garner had experienced many setbacks in his career and family, but he never gave up. Instead, he persisted in pursuing his dreams. His story inspires us to tell us that no matter what difficulties we encounter, as long as we don't give up, there will always be rewards in the end. In addition, the book also emphasized the importance of family and kinship. Chris Garner's family gave him support and help during his most difficult moments, which enabled him to overcome difficulties and achieve success. This story also tells us that in the process of life, we need to cherish family and kinship because these relationships are one of the most important treasures in our lives. The Knocking Door of Happiness showed us how a person could achieve his goals and dreams through his own efforts and struggles in a difficult life. It emphasized the importance of family and kinship and encouraged us to not give up in the face of difficulties and setbacks.