What is Li Shimin's last name?

Emperor Taizong's 100-word inscription Zhenguan Dinghai AD 627 \ r \ Desiring to be less angry, thinking cold, weak blood, drinking less, not disorderly, forbearing, not hurting, rich and diligent, gentle and frugal, finally benefited from self-exposure. \ r \ On the bright side, the instigation of a real gentleman is a fatal disaster. Don't hide something stupid and cultured in the dark. Don't cheat your heart. Don't eat too fast. Don't go in and out of the township government to be harmonious. The world can't talk unless it's humiliated. According to this statement, this is a blessing to the world. \ r \ Note: The ancient Buddhist temple 1987 saw the appearance of treasures, which attracted tens of thousands of Chinese and foreign tourists. \ r \ When you enter the palace to worship Buddha from a distance, there are no exceptions. \ r \ n \ r \ Think hard, drink less, be rich and safe. \ r \ Smart people hide good things, but stupid people are not competitive.