People are not free when they are forty. Who wrote the poem?

Written by Zhu Zaiyu in Ming Dynasty, people are not free when they are forty. The main meaning of this poem is that people are not free at the age of 40, and there are old people and young people in the world. I can only work hard for my family, but my wife still doesn't understand, and my parents are worried about my children, but who can understand my mood? The original text of this poem is that people are not free when they are forty, but in a blink of an eye, they are worried. It is still difficult to stand in front of the eaves, and the dregs are salt and oil.

Zhu Zaiyu's profile.

Zhu Zaiyu, whose name is Boqin, was born in madness. He was an alcoholic in Yang Shan, who died in the late Qing Dynasty and was born in Huaiqing County. He is the ninth grandson of Zhu Yuanzhang and the sixth son of Zheng Fan. Zhu Zaiyu was deeply influenced by his father, Gong Zheng Wang Xiude. His father gave lectures, wore clothes and vegetables, was able to write, and was thrifty and eager to learn.

In the 29th year of Jiajing, Wang Gongfei was demoted and forbidden to build a high wall. Zhu Zaiyu, who was only fifteen years old, was knowledgeable and built a mud house outside the palace gate, and began his solitary and indifferent life.