Full Idea
Pretty much all of the praiseworthy or blameworthy states concerned with character are either excesses, deficiencies, or medial conditions in feelings.
Gist of Idea
Nearly all the good and bad states of character are concerned with feelings
Source
Aristotle (Eudemian Ethics [c.333 BCE], 1233b16)
Book Reference
Aristotle: 'Eudemian Ethics', ed/tr. Reeve, C.D.C. [Hackett 2021], p.48
A Reaction
Suggests that the ideal state of character is the result of long and careful tuning of the feelings - insofar as we can control them. Presumably we can train feelings of hatred or compassion, by appropriate exposures. These states are NOT virtues.
Related Idea
Idea 4379 It is very hard to change a person's character traits by argument [Aristotle]