This document summarizes and analyzes the fable "The Fox and the Grapes" by Aesop from a moralist criticism perspective. It discusses how the fox justified calling the grapes "sour" only after failing to reach them, showing his pride and negative attitude. This negative influence could impact readers. Overall, the fable portrays how human pride, bitterness and laziness can prevent achievement, as the fox decided the grapes were not worth effort only to soothe its desire for them. The work presents this unethical idea through the characters.