Temperament is very important to everyone. People with good temperament are like having magnetism, which can continuously attract various high-quality resources around them. Although temperament is related to a person''s innate personality, it is mainly cultivated and trained through acquired nature, and the Harvard temperament course is undoubtedly a practical and effective textbook. This book profoundly explains the methods and precautions of temperament cultivation from the six elements of calm, carefulness, courage, generosity, frankness, and responsibility, to help readers create outstanding temperaments.