Wherever you are sincere, gold and stone will open. Quotes from "Zhuangzi·Fisherman": "True people are extremely sincere. If they are not sincere, they cannot move people." "Lunheng·Ganxu Chapter" by Wang Chong of the Han Dynasty: "Wherever sincerity is achieved, gold and stone are opened."

This sentence means that a person must be serious, persistent, consistent and consistent in doing something. Do it with sincerity until it can move the heaven and the earth and make the gold and stone crack. It is a metaphor that as long as you work hard and sincerely, any difficult problem can be solved. Describe the power that sincerity has on people.