Then in Act III, there is relief. Scrooge has a personality change. Tiny Tim can walk. There is a Christmas feast and everyone is happy. Whew, what a relief.
Humans are something.
At one end we have a marvelous brain, a mouth to stuff with food and drink. But, we also think about sharing what we have too. With our heads we are but little lower than the angels. Ah, but at the other end, we are animals. Of course all of us is animal.