"Envy, punishment of modernism. Moderns are invaded by electronic display of goods and lifestyle of others, like a punishment, while robbed of the protection the ancients developed through varieties of religious (or classical) heuristics (s.a. Arabic 7ahsad)."
—
The ancients experienced envy too—most of the warnings against it come from them. I think the big deal is that envy is as common and ignored as background radiation.
Related: Availability Bias.
