The hero hides in the middle.

Kung Fu belongs to Li Er,

Sandwiches to spend the room.

Use three mirrors to correct errors,

On the ups and downs of water tankers.

If you ask Zhenguan,

Listen to the hanging arch king.

Xuanwu expedition: Xuanwumen incident, Emperor Taizong acceded to the throne.

Hiding among heroes: once. Emperor Taizong visited the Imperial Palace (the place where candidates took exams) privately, and saw many new candidates filed out. He proudly said, "Heroes in the world, people beat me!" The meaning of this sentence is: "all promising young people in the world have fallen into my trap!" " "

Martial arts belong to two forces: Li Jing and Li Shiji, who made great contributions to the establishment of the Tang Dynasty and pacified Turks and Koryo after the founding of the People's Republic of China. They are rare generals.

Wen zhilai: as the saying goes, Fang was arbitrary and the two contributed to the establishment of Zhenguan rule.

Three mirrors can be used to correct mistakes: people can dress with copper as a mirror, look at the rise and fall with the ancient as a mirror, and know the gains and losses with people as a mirror; Without Wei Zhi, I'm dead! People make mirrors out of copper, which can be used to arrange clothes and hats. Taking history as a mirror, we can observe the ups and downs of dynasties. Comparing people to a mirror, we can know the gains and losses of our actions. I lost a great mirror when I went to Wei Zhi.

On the rise and fall of water boat: Jun, boat also; People, water also; Cut bread and fingers with the same knife. You are like a ship, and the people are like water. Water can make a ship sail safely and sink it.

If you ask about Zhenguan: If you want to know the reason why Zhenguan rule can come into being.

Listen to the bow king: (the reason is) hearing clearly, but believing secretly. If you do this, you can become a king.

"Listening is all bright, but it is dark." Emperor Taizong asked Prime Minister Wei Zhi: "As the king of a country, how can I distinguish right from wrong and not be deceived?" Wei Zhi replied: "As a monarch, only listening to one side of the story will confuse him and often make wrong judgments.

"Hanging arch treatment", hanging arch: hanging clothes and handing them over effortlessly. Governance: peace. In ancient times, it was said that rulers could govern by doing nothing and make the world peaceful. Often used to praise the emperor's inaction.