GRIT presents the hypothesis that what really defines a successful life is a unique combination of passion and a long-term perseverance. Angela Duckworth provides guidelines that enhance any endeavor with family, community, business and society. Duckworth suggests that grit makes the human condition worthy of hope and optimism. She offers a pathway to experience more self-satisfaction and success. Her guidelines motivate the reader to share positive outcomes that build more cooperation and unity with others in all areas of life.