How to answer the next sentence of pearl powder?

The next sentence of this sentence can be followed by "gold is hidden in a stone"

"The pearl is covered with dust, and the gold hides the stone" comes from "He Lin Yu Lu". "The pearl is covered with dust, and the gold hides the stone" means that talents are buried, or precious things are hidden in ordinary places. Pearl is a precious gem, which means talented people or precious things, while dust means being covered or buried.

Hidden gold in the stone means that gold is hidden in the stone, which means that talented people are buried in ordinary environment.