The elders of Chelm decided to store the moon's light against dark nights. On a bright full-moon evening they set out a barrel of water until the moon floated inside, sealed the lid, and posted a guard. Weeks later, on a moonless night, they opened the barrel — and found the moon gone. The guard was questioned; the seal was intact; the conclusion was inescapable: theft. The investigation, by all accounts, continues.
Yes — a real city in eastern Poland with a real, centuries-old Jewish history that deserves remembering in its own right. The folklore Chelm — the town of wise fools — is a literary overlay that Yiddish storytellers attached to the name; the two coexist the way the real Gotham does with Batman's. Collections by writers like Isaac Bashevis Singer carried the folklore Chelm into world literature.
The wise men of Chelm are never mocked for lacking logic — they have too much of it, applied with total confidence past the point of sense. Capturing the moon in a barrel of water, carrying the log sideways through the gate: each folly is a syllogism with a straight face. It is a community laughing at reasoning itself, which is the gentlest target humor ever found — and the reason the stories read as loving rather than sneering.
The Yiddish folk corpus reached English through many hands: Singer's Chelm stories for children, the classic anthologies of Yiddish folktales, and modern retellings. Editions vary in flavor more than authority — folklore has no master text — so pick by translator's voice. Library shelves under Yiddish folklore serve this better than any affiliate link, which is why this page carries none.