During the Warring States period, the Qin army surrounded Handan, the capital of Zhao. Zhao sent to Chu for help. Diners in Ping Yuanjun are very confident, recommend themselves and ask to go. As a result, he finally persuaded the king of Chu to agree to rescue Zhao. Later generations used "volunteer" to describe volunteer service and self-recommendation. This story also reflects that Mao Sui is a confident person.

2. Yan Zi makes Chu.

During the Spring and Autumn Period, Qi and Chu were both big countries. On one occasion, the King of Qi sent a doctor, Yan Zi, to Chu. Relying on the strength of his own country, the king of Chu wanted to take the opportunity to insult Yan Zi and show the prestige of Chu State. Knowing that Yan Zi was short, the King of Chu dug a hole five feet high beside the city gate. When Yan Zi came to the State of Chu, the King of Chu told people to close the city gate and let Yan Zi out of this hole. Yan Zi looked at it and said to the receptionist, "This is a dog hole, not a city gate. Only by visiting the' Dog Country' can you enter from the dog hole. " I'll wait here for a while, and you'll find out what kind of country Chu is. "The receptionist immediately told this to the king of Chu. The king of Chu had to ask him to open the city gate and welcome Yan Zi in.

3. Jingwei Reclamation Area

After Emperor Yan's daughter drowned in the East China Sea, her soul became a bird named Jingwei. Although small, Jingwei is full of confidence in the face of the vast sea. He often takes wood and stones from Xishan to fill the East China Sea, vowing to fill it up.