It means that life is limited, and knowledge is infinite (without boundaries). It is doomed to fail to pursue infinite knowledge with limited life.
Notes on the title or background of a book.
This is an article about keeping in good health. "Health Master" is the key to health. Zhuangzi believes that the way to keep fit is to conform to nature, forget your feelings and not be trapped by foreign things.
The full text is divided into three parts. The first part is "You can spend all your years", which is the general outline of the whole article. It is pointed out that the most important thing for health preservation is to "know the classics from the edge", that is, to adhere to the virtual Tao in things and adapt to the changes and development of nature. The second part, How to Keep Healthy, uses the kitchen worker to decompose cows to compare people's health, indicating that life and life should be "born of its nature", "..., 2,