Accumulate the motive force and source of the development of things; Cultivate an upright spirit and temperament. According to the source of this sentence, it is known that this sentence is located in the campus of National Education Administration College of Qingyuan North Road, Daxing District, Beijing. It is engraved with crimson marble, and the regular script reads: accumulate clean water and keep clean. The stone carving "Clear Water" is a pun, which refers to the address of the National Institute of Education Administration: Qingyuan North Road, Daxing District, and also implies "What is the clarity of the canal?" The profound philosophy of "flowing water comes from the source" The second half of the stone carving "Xiu Haoran" named its theme and center, that is, the spirit of Xiu Haoran. This is a regular script with a slightly European style. Signature is a gift from all the students of the 36th training course for young and middle-aged cadres in colleges and universities to their alma mater. The content of his works makes people appreciate the profound cultural heritage of a group of educators and their broad mind of joining the great rejuvenation of the Chinese nation.