A five-year old child would be small and would have to be held in a grown man's arms, whereas if the person is standing up, they are not small
Consider the statement "But they still freak me out, which is why I was currently standing up.". Based on this "But they still freak me out, which is why I was like a five-year old child in a grown man's arms." a true statement? Yes, no, or I don't know?