"A Dream of Red Mansions" reveals the wisdom to the world: a person's life is hidden in "cause and effect"
"Dream of Red Mansions Twelve Songs - Birds Throwing in the Forest" wrote:
"The family fortune of an official withered away, and the rich and precious gold and silver were scattered. The kind-hearted escaped death, the ruthless and clear retribution... The see-through escaped into the empty door, and the obsessed gave their lives in vain..."