Myths about heroism and bravery reinforce values such as courage, sacrifice, and moral integrity. They tell stories of characters who rise against adversity, showcasing their strength, resilience, and commitment to greater causes. Heroes like Achilles or the Sun Wukong teach societies about the virtues of standing up for justice and protecting the community. These narratives motivate individuals to emulate heroic qualities, fostering a culture that values selflessness and perseverance.