Appeared in the struggle for the first place in the country. In the history of China, the four sentences of Hengqu have a long-standing reputation and have always been the mission of literati. "Four Sentences of Hengqu" comes from Zhang Zai's Quotations of Hengqu. The original text is: establish a heart for heaven and earth, establish a life for the people, link the past with the future, and create a peaceful future for all generations.