In Hesiod’s story, evils escaped from Pandora’s jar into the human world. The container held destructive afflictions that had previously been kept away from humanity.
Works and Days describes Pandora opening the vessel and releasing troubles that thereafter affected human life. Hesiod’s wording presents these forces as evils or miseries rather than as a single named monster or spirit. The episode functions as an etiological myth: it explains why suffering exists.
A common modern simplification says that “all the evils of the world” flew out, but translations differ in how they render the Greek terms. The central point remains stable: Pandora’s action introduces hardship into human existence.
Hope is treated separately in the story. Hesiod says that Hope remained inside the jar when Pandora replaced its lid, which has led to extensive debate about whether hope is portrayed as a blessing, a withheld resource, or part of the myth’s ambiguity.