For instance," said the boy again, "if Christmas trees were people and people...

For instance," said the boy again, "if Christmas trees were people and people were Christmas trees, we'd all be chopped down, put up in the living room, and covered in tinsel, while the trees opened our presents."
"What does that have to do with it?" asked Milo.
"Nothing at all," he answered, "but it's an interesting possibility, don't you think?