What is life for heaven and earth and life for the people?

"Four Sentences of Hengqu" is from Zhang Zai's Quotations of Hengqu, and the original text is as follows: "

Nie Chenghua, a famous calligrapher, wrote "Four Sentences of Hengqu"

Make a heart for heaven and earth, make a life for the people, link the past with the future, and create peace for all generations. "

Establish the heart of life for heaven and earth, point out a way for the people to follow, inherit the knowledge of Confucius and Mencius and other sages, and open up the foundation of permanent peace for future generations.