When a book is read a hundred times, its meaning (sh ū dú b m: i bi an, q y z xi an) means that if a book is read more, its meaning will naturally be revealed and understood.

Interpretation: Pei Songzhi's Notes on the Three Kingdoms. Biography of the Three Kingdoms, Wei Zhi and Wang Su: "For the advanced agriculture, Hong Nong and Dong Yu, etc. They are also recorded in the classics and passed down to the world. " Pei's Note: Wei slightly said, "When I first met Lao Zi, I made a training note for Lao Zi. He is also good at Zuo Zhuan, which makes him different. People learn from scholars, but refuse to teach them. As the saying goes,' You must read it a hundred times first' and say,' Read it a hundred times and see for yourself. "