In fiction and in the media in general, both heroes and villains usually agree on one thing: they Wouldn't Hurt a Child.
This creed exists for various reasons: it may be because Children Are Innocent, and thus should be protected and kept out of harm's way at all costs; it may be because, to Moral Guardians, seeing a child being brutalized is Harmful to Minors and thus should be avoided; it may [...] [tvtropes.org]