Su Shi.

Su Shi, a litterateur and calligrapher in the Song Dynasty, once put forward that "it is not enough to return a pen like a mountain, and it is only after reading thousands of books that you can understand the spirit", emphasizing the importance of learning. ?

expansion:

it's not enough to write back, and it's only after reading thousands of books that you can understand the spirit.

explanation: It comes from Su Shi's "Liu's Second Nephew Seeking Handwriting" in the Northern Song Dynasty, which is used to educate people to read more. There is no shame in piling up mountains with old pens. Reading thousands of books can naturally have superb skills.

Su Shi (January 8, 137-August 24, 111), with the word Zi Zhan and the word He Zhong, was named Tieguan Taoist and Dongpo layman, and was known as Su Dongpo and Su Xian. Poxian, Han nationality, born in Meishan, Meizhou (now Meishan City, Sichuan Province), was born in Luancheng, Hebei Province, a writer, calligrapher, gourmet, painter and historical water control celebrity in the Northern Song Dynasty.

Su Shi was a literary leader in the mid-Northern Song Dynasty and made great achievements in poetry, ci, writing, calligraphy and painting. Poetry has a broad theme, fresh and healthy, uses exaggerated metaphors and has a unique style. It is also called "Su Huang" with Huang Tingjian. Ci is an uninhibited school, and Xin Qiji is the representative of the uninhibited school, and he is also called "Su Xin"; Prose writing is rich and unconstrained, and it is called "Ou Su" with Ouyang Xiu, and "Eight Masters in Tang and Song Dynasties" with Han Yu, Liu Zongyuan, Ouyang Xiu, Su Xun, Su Zhe, Wang Anshi and Ceng Gong. Good at calligraphy, together with Huang Tingjian, Mi Fei and Cai Xiang, is called "Song Sijia"; He is good at literati painting, especially at ink bamboo, strange stones and dead wood.