Full Idea
Happiness demands not only complete goodness but a complete life (e.g. final misfortune of King Priam of Troy).
Clarification
'Happiness' is the Greek word 'eudaimonia', also sometimes translated as 'flourishing'
Gist of Idea
Happiness needs total goodness and a complete life
Source
Aristotle (Nicomachean Ethics [c.334 BCE], 1100a05)
Book Reference
Aristotle: 'Ethics (Nicomachean)', ed/tr. ThomsonJ A K/TredennickH [Penguin 1976], p.81
A Reaction
Eudaimonia may be ruined if a serious defect of character emerges near the end, but surely not if they are merely the victim of misfortune?