Liu An in the Western Han Dynasty
original text
He who is near the edge is skilled, and the horse dies for no reason.
Everyone hung up, and his father said, "Why isn't this a blessing?" After living for several months, his horse returned to Hu.
Everyone congratulated him, and his father said, "Why can't this be a disaster?" The family is rich and good, and the son is easy to ride, but he broke his stomach.
Everyone hung up, and his father said, "Why isn't this a blessing?" After living for a year, the Hu people entered the fortress, and the Dingzhuang people played with strings.
The man near the fort, the deceased was nineteen.
This alone is lame. Father and son protect each other.