First reference from the wiki here: https://en.wikipedia.org/wiki/Education_in_ancient_Greece https://en.wikipedia.org/wiki/Education_in_ancient_Greece . The id

First reference from the wiki here: https://en.wikipedia.org/wiki/Education_in_ancient_Greece https://en.wikipedia.org/wiki/Education_in_ancient_Greece . The idea is that a pupil must learn himself first, then his own world and finally something practical to make a living. Greece is for Westerners, though. I can imagine different communities in the world having their own way to license considerate and compassionate human beings before hard professionals.