Plato was a bore.
In morality, man treats himself not as individuum but as dividuum.
Being human is a complicated gig. So give that ol' dark night of the soul a hug. Howl the eternal yes!
He who has a why to live can bear almost any how.
Once upon a time, in some out of the way corner of that universe which is dispersed into numberless twinkling solar systems, there was a star upon which clever beasts invented knowing.
Envy and jealousy are the private parts of the human soul. Perhaps the comparison can be extended.