“... he who is to be a good and noble guardian of our city will be by nature philosophical and spirited, and quick and strong.”
“Yes, he will be all those things,” he said.
“This, then, will be his original character. Now, how shall we rear and educate these guardians? Will our inquiry help us in discovering the object of all our search, namely, how justice and injustice arise in a city? We don’t want to miss anything, and yet we mustn’t be tedious.”
Plato, The Republic