This combo photo shows Chinese culture enthusiast Filippo demonstrating the Chinese character "Ren", meaning "person", at an activity held by the Confucius Institute at the University of Florence in Florence, Italy, April 13, 2023 (upper, photo taken by Jin Mamengni), and the oracle bone script character "Ren" (L), meaning "person", pictured at the National Museum of Chinese Writing in Anyang, central China's Henan Province on April 19, 2023 (lower, photo taken by Li An). The UN Chinese Language Day is observed on April 20 every year since 2010, celebrating the language's contribution to the world while encouraging more people to learn it. (Xinhua)