The Fox and the Grapes: Aesop's Fable with Moral
Quick answer: The Fox and the Grapes, the fable behind the phrase sour grapes: full retelling, the moral and what it means, Perry index origin, classroom questions.
A hungry fox finds a vine hanging heavy over a wall and cannot reach a single bunch, so he decides the grapes were never worth eating. The whole fable is a few lines long, yet it gave English the phrase "sour grapes" and gave psychology a name for what we all do when wanting turns to pretending.
The story
It was the hottest part of a late summer afternoon, and the fox had eaten nothing since the previous night. He came along a lane where a stone wall caught the sun, and over the top of the wall a vine had thrown itself, so heavy with fruit that the dark clusters hung down almost within reach. Almost.
He stood beneath them and looked up. The grapes were swollen and dusty purple, and one bunch was split where a wasp had been at it, leaking juice down the wall. He could smell them. He backed up, ran, and leapt, and his jaws closed on air a hand's width below the lowest bunch.
He tried again from further back. He tried standing on a loose stone, which rolled and dropped him in the dust. He tried climbing the wall itself, scrabbling at the warm rock until his claws ached, and slid down each time. The vine did not move. A blackbird watched him from the top of the wall and said nothing, which was worse than laughing.
At last the fox stopped, panting, and looked at the grapes a final time with his head on one side. "Green," he announced to the empty lane. "Hard as pebbles and sour as vinegar. A grape like that would set my teeth on edge for a week. I would not take them if they were laid at my feet." He trotted away with his tail held high, and behind him the ripe grapes swung gently in the heat, and the blackbird flew down and ate one.
The moral, and what it really means
The moral as usually given is that it is easy to despise what you cannot have. That is true but it lets the fox off lightly. What the fable really catches is the moment a creature lies to itself in order to keep its dignity, and how fast that lie arrives: seconds, not days. The fox is not wicked. He is embarrassed, and the story understands that embarrassment is a stronger motive than hunger.
Where it comes from, and why it lasts
It is Perry 15, and appears in both Phaedrus, writing in Latin in the first century, and Babrius in Greek. The phrase "sour grapes" entered English through it.
Its lasting trick is the single spoken line at the end. Everything before it is action; the fox says nothing while trying. Then he speaks, and the speech is a lie the reader can measure against what they have just watched. A moral needs no stating when the gap between deed and word is that wide.
For young readers and classrooms
Short enough to read aloud twice, and children spot the fox's excuse instantly.
Write your own
The engine is a character who converts a failure into a preference in front of us. Give your character something specific they want and cannot get, let them try three concrete times, and end on the sentence they use to save face. Do not comment on the lie. The reader has watched the attempts and will hear the hollowness without help.
What writers can take from this
- In essays, connect the fable to the modern phrase "sour grapes" and define it.
- Point out that the fox's claim is contradicted by a detail already given: the grapes are ripe.
- Writers, keep the character silent during effort and let them talk only in defeat.
- Three failed attempts feel like a pattern; one feels like bad luck.
- Give the excuse a witness, human or animal, who neither agrees nor argues.
Try it yourself
Write a scene in which someone fails to get something small and ordinary, a parking space, a last seat, a word in a conversation, and then explains to a companion why they never wanted it. Let the explanation run one sentence too long.
Questions
What is the moral of The Fox and the Grapes?
It is easy to scorn what you cannot get. The fox cannot reach the grapes, so he declares them sour rather than admit defeat; this is the origin of the phrase "sour grapes."
Where does the phrase sour grapes come from?
Directly from this fable. When someone belittles a thing they failed to win, we say it is sour grapes, echoing the fox's excuse.
What Perry index number is The Fox and the Grapes?
It is Perry 15, one of the fables recorded by both Phaedrus and Babrius in antiquity.
By the Writory editorial team, reviewed by working writers. Updated September 2026.
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