Seek truth from facts "Stone" introduction: Facing the east gate of the National People's Congress, a huge stone stands erect. It is engraved with four large vermilion characters of "Seek Truth from Facts" written by Chairman Mao, which is handsome, elegant and powerful. This is the famous "Seek Truth from Facts Stone" of Renmin University, which is recognized as the first among the people. This Qiushi Stone is said to come from the bottom of Taihu Lake. Some say it comes from Yan'an, the holy land of revolution... In reality, this seemingly ordinary stone has witnessed the ups and downs and glory of the National People's Congress, accumulating extraordinary history.