Aesop was an ancient Greek writer who lived around 2500 years ago. He is famous for writing brief fables that convey moral lessons. The fables featured talking animals and often taught lessons about human behavior and life experiences. Though little is known about Aesop's actual life, his fables have endured for centuries and are still widely read today due to their simple yet insightful messages. One classic example is "The Boy Who Cried Wolf," in which a shepherd boy falsely claims a wolf is attacking his flock multiple times, causing the villagers to stop believing him when a real wolf does appear.