At first, Sun Quan, King of Wu, said to General Lu Meng: "You are now in an important position and have great power, so you must study further!" Lu Meng declined on the grounds that there were many affairs in the military camp. Sun Quan said: "Do I want you to study classics and history and become a knowledgeable scholar? It's just that you should learn widely and not master it deeply. You said you have to deal with many things, which one can compare with what I can handle. What about business? I often read, and I felt that I had gained a lot." Lu Meng began to study.

At the beginning, Quan said to Lu Meng: "You are now in charge of Tu, so you must learn from it!" Meng made many remarks about the Israeli army. Quan said: "Why do I want you to study the classics and become a doctor? When you dabble in it, you can see the past. You have many things to do, so who is alone? Reading alone is of great benefit." Meng Nai began to study