People fantasize about being a hero and helping someone in trouble. Batman is that fantasy realized-not just for Bruce Wayne, but for the audience. Inwardly, Bruce Wayne is still an adolescent watching his parents being murdered. That will never leave him. And people really relate to that.

Meaning of the quote

People often dream about being a superhero who saves others from danger. Batman is a character that makes this fantasy come true, both for the character Bruce Wayne and for the people watching the story. Deep down, Bruce Wayne is still a young person who saw his parents get killed. That memory will never go away. And many people can understand and connect with that feeling.