1. Introduction: From the old ages to the present, achieving a happy, meaningful life based on moral virtues and human capabilities has kept the thinkers mind of various cultures and in the absence of psychology, theology and literature met the psychological needs and moral issues of the mankind. As poets and writers set themselves in the mission of guiding and informing people and beside of God words, their literal achievements count as rich sources of moral virtues and great human treatments which guides people based on their hardworking to achieve a proper life which leads to happiness and welfare. Qaboos-Nameh or Nasihat-Nameh written by Onsor-Al-Ma`Ali Keykavoos son of Eskandar(Alexander), is one the most important literal achievement of the fifth century AH in the field of educational literature which clarifies his perspective on positivism and optimism of improvements and blooming of moral virtues, human capabilities, and educational programs. Onsor-Al-Ma`Ali wrote Qaboos-Nameh for advices, training, achieving values and positive capabilities to have happiness and his child success, GilanShah, and a book which leads you to achieve good things in life. As he presents it: Advising and giving you good portion is my purpose in this book. . .