Definition
Envy is the distress a person feels at perceiving someone else's good fortune, often paired with a wish that the other person did not possess it. In the Stoic view, envy is not caused by the rival's success but by the judgment that their success diminishes you.
Because Stoicism locates well-being in virtue rather than in possessions, status, or reputation, envy is treated as a category error. It mistakes an external good — which lies outside your control — for something essential to a flourishing life.
Why it matters
How it works
Envy arises when an impression — someone has what I lack — is met with assent to the further claim that this lack makes you worse off. The Stoic remedy is to interrupt that second step. You ask whether the thing envied is genuinely good, and almost always it is an indifferent: useful perhaps, but not the substance of a good life.
Reframing then becomes possible. Instead of resenting another's advantage, you can treat their effort as instructive, or simply note that their externals are no concern of yours.