It's clear that Lin tian doesn't have a lot of talent, but he's learning how to care for his sister. He points out mistakes made by an elder, and that's a good sign, says the narrator. It seems that the old man is starting to suspect that the young man is changing. The narrator speculates that lin-qiuhan is already suspicious of Lin-tian's new ways. The old man's luck is decreasing, and his host's is increasing. Lin-tian's personality seems to be changing, too, and the old master is suspecting it.