Wang Chong of the Han Dynasty of China. According to the query history website, it is said in the article "Lunheng·Ganxu Chapter" by Wang Chong of the Han Dynasty that "where sincerity reaches, gold and stone will crack." This means that where a person's sincerity reaches, it can move the heaven and earth and cause gold and stone to crack. It is a metaphor that as long as you do it sincerely, any difficult problem can be solved. This sentence was later quoted and praised by many people, and was praised as one of the most resounding and representative sayings in traditional Chinese culture.