This text is a brief version of book "Treatises about the art of management".The famous Arabic philosopher of Абу-Наср Аль-Фараби was a desirable guest at the court of any ruler. He won glory of great teacher and tutor the wisdom for monarchs. A virtuous country's "leader must be first of all an educator", - Аль-Фараби asserted. But to bring up and aim the nationals, he must possess by all moral perfections. Аль-Фараби distinguished 12 internalss of ruler, capturing that everybody will deserve to become an authentic leader and tutor for the inferiors.We remind that this text is a summary of book "Treatises about the art of management"