He plucked a pear from a branch...sat in his palm like a lightbulb. This simile compares the gold pear as it reflects light making it like a lightbulb.
I poured with a shaking hand, a fragrant, bone dry white from Italy, then watched as he picked up the glass, goblet, golden chalice, drank. This is an asyndetic litany. It also shows her fear of his power.
Look, we all have wishes; granted. But who has wishes granted. The placing of punctuation means the sentences have completely different meanings.
Separate beds. In fact I put a chair against my door, near petrified. This shows her fear at his new power, it could also describe her fear of loosing him.
I drove him up under the cover of dark. This shows her embaressment of him.
And then his footprints, glistening next to the river's path. These are all he leaves behind to be rememberd by. Not the child that Mrs Midas wanted.