Answer: I don't know if you're asking if I would be the kid who offered a pencil or the rude girl.
But If I was to be in this scenario I would tell the girl, that it's rude to say things like that to someone especially if they're trying to help you, just because they are different or because of what they look like!
Odysseus was warned not to do B. Eat the Sun God's (Helios') cattle. This is because his men would end up dying and he would "Return home a broken man having lost his shipmates".