File photo taken in 2019 shows Ezra Vogel (L) posing for photos with his son Steven Vogel (C) and daughter Eve Vogel. Ezra Vogel, professor emeritus at Harvard University and a renowned China scholar, passed away at the age of 90 on Dec. 20, 2020. For many who know him from personal experience, the fluent Mandarin-speaking scholar will be remembered for his warmth, humor and generosity as well as his wisdom and insight on China, Japan and East Asia. (Xinhua)
