1. Historical background: The left bank of the Seine River is the cultural center of Paris, with a long history and strong literary atmosphere. Higher education institutions such as Sorbonne University are also located on the left bank. The right bank of the Seine River is the commercial and financial center of Paris, which is called "the playground of adventurers and the gathering place of bankers".
2. Cultural atmosphere: The left bank of the Seine River is famous for its rich cultural sites, including theaters, bookstores and museums. The coffee shop on the left bank is frequented by intellectuals, filled with the breath of poetry, philosophy, art and culture, and is considered as a symbol of petty-bourgeois life. The right bank is surrounded by landmark buildings and scenic spots such as the Louvre and Champs Elysé es, paying more attention to luxury life and the pursuit of realism.