Answer:
You don't give us any context about these characters so I can't answer the second, although I think Death feels a bit puzzled by the nature of humans and their duality. He seems to have a neutral perspective, as if he were looking through a glass and observing human behavior. It may even be a subject he contemplates a lot because he can't seem to fully understand why humans can act so evil but also beautiful and goodhearted.
Step-by-step explanation: