Our life on earth is, and ought to be, material and carnal. But we have not yet learned to manage our materialism and carnality properly; they are still entangled with the desire for ownership.
It is obvious enough for the reader to conclude, "She loves young Emerson." A reader in Lucy's place would not find it obvious. Life is easy to chronicle, but bewildering to practice, and we welcome "nerves" or any other shibboleth that will cloak our personal desire. She loved Cecil; George made her nervous; will the reader explain to her that the phrases should have been reversed?