The meaning of this sentence is: If you want all people to receive education and make it a social trend, then the only way is to build schools and implement education for all.

Source: "Book of Rites·Xue Ji"

Excerpt:

To consider the constitution and seek kindness is enough to be heard, but not enough to move the public. Just a virtuous person with a far-reaching body is enough to move the masses, but not enough to convert the people. If a gentleman wants to transform the people into customs, he must learn from them.

Then, it can have a certain impact; however, it is not enough to stimulate the desire for good among all people. If the rulers want all the people to receive education and make it a social trend, then the only option is to build schools and implement education for all.

Extended information:

"Xue Ji" takes "turning the people into customs" as the purpose of education, that is, generally improving the humanistic quality and moral cultivation of social members, thereby forming good social customs , and at the same time, it also emphasizes the important position of education as "first" and "based" in personal self-cultivation and governance.

The educational concept of "turning the people into customs" in "Xue Ji" contains a deeper "adult" thought. If a gentleman wants to educate the people and form good customs, he must pay attention to the establishment of schools and teaching, so that the people can be influenced by cultural activities such as education. This cultural activity points to the continuous development of the subject's personality and life, and its ultimate The purpose is to impart the truly valuable connotation of the existing objective spirit into the subject. Ultimately, individuals can develop the habit of continuous learning and lifelong learning.