Full Idea
The importance of having been trained in some way from infancy to feel joy and grief at the right things; true education is precisely this.
Gist of Idea
True education is training from infancy to have correct feelings
Source
Aristotle (Nicomachean Ethics [c.334 BCE], 1104b14)
Book Reference
Aristotle: 'Ethics (Nicomachean)', ed/tr. ThomsonJ A K/TredennickH [Penguin 1976], p.95
A Reaction
I love this. I suspect the majority of parents neglect this, and allow children to indulge in feelings (both pro and anti) which will diminish them in later life.