Because Confucius has always attached importance to the cultivation and education of future generations, he also has high hopes for Sun Tzu's thoughts.

On one occasion, Zisi asked Confucius, "Grandpa, are you worried that your descendants will be ignorant and humiliate your family?" Confucius was surprised and asked Zisi, "How do you know?" Zi Si replied, "It is unfilial for a father to chop firewood and a son not to carry it. I want to follow in my father's footsteps,

So from now on, I will study very hard and dare not relax. Confucius said with relief, "If you do this, I won't have to worry."