Indignation occupies a structurally significant position in the depth-psychology corpus, appearing at the intersection of moral emotion, social regulation, and psychic self-governance. The classical tradition, represented most fully by Konstan’s readings of Aristotle, treats indignation — rendered from the Greek to nemesan or nemesis — as the pain felt at another’s undeserved good fortune, positioning it as the mirror-opposite of pity and as an affect proper to morally serious, decent individuals. This Aristotelian framing links indignation to desert, justice, and the perception of social proportion. In archaic Greek literary usage surveyed by Snell and Nagy, righteous indignation is the keynote of the individual voice asserting justice against a perceived wrong — the animating force behind Archilochus’s poetic invective and Homeric battlefield ethics. Hobbs traces indignation to thumos, the spirited part of the soul in Plato, where it functions as the psyche’s capacity for self-rebuke against desire. The Philokalia extends the register inward: righteous indignation becomes the soul’s weapon against its own enemies, demonic and otherwise, transmutable into courage when properly directed. Across these traditions, a key tension persists between indignation as legitimate moral response to injustice and indignation as a passion requiring governance, lest it collapse into envy, wrath, or self-torment. The related concept of nemesis shades into divine retribution, structuring the emotion within a cosmic as well as interpersonal order.