He was hiding the fact that he was an illegitimate child.

We should always remember the power of Kannon in difficult times.

He explained the importance of studying while young, saying 'If you do not study when you are young, it will be difficult to learn when you are old.'

In order to solve problems, it is important to listen to the opinions of many people, as the saying goes, 'two heads are better than one'.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.