6. Slaves receive the guidance and instructions that they must have in order to live, and in return they provide the master with the benefits of their physical labour, not least of which is the free time that makes it possible for the master to engage in politics and philosophy.
6. Los esclavos reciben una guía y las instrucciones que deben tener para vivir, y a cambio proveen al amo los beneficios de su trabajo físico, sin menospreciar el tiempo libre que le permite al amo participar en política y filosofía.