"inside you are two game masters," said the grognard. "One keeps PCs mostly human; monsters remain quasi mythical, as the adventurers move further from the known medieval world into the cthonic unknown. The other runs the fantasy world as a cosmopolitan place where bullywugs, orc, tabaxi and aarakocra PCs rub elbows with more conventional elves and dwarves."
"Which one of them runs the game?" asked the new player.
"The one you brought pizza," was the reply.