In the "Rolling in the World Civilization" New Series, let's continue to follow Mr. Yier Luo to look at human civilization and learn from the past to the present, and to gain inner beauty and courage from the choices and masterpieces of great artists. The Louvre, which is ranked as the first of the four major museums in the world, was built in 1204 and has housed 50 French kings and queens. It is one of the most precious buildings of the French Classical period and is famous for its rich collection of classical paintings and sculptures. Which are the three great beauties of the Louvre? What is it about the Mona Lisa's smile that makes it so mysterious? Can you feel the humanity and soul into the marble chiseled by Michelangelo? In the heart of every Frenchman, the Louvre equals art. Enter the Louvre, talk to different civilizations in different time and space in the world, and achieve your own spiritual sea.