But the script here does a lot more, delving into the nature of good and evil, how one concept is meaningless without the other, and the nature of heroism and society.

• 小丑的口头禅)中。但是本片编剧丰富了它，深入到了善恶的本质中，没有任何一面，另一面是多么的无意义，和对英雄主义和社会的关系的本质阐释。