Diversity not only defines our world but also drives progress of mankind. Interactions between different civilizations should be guided by the vision of harmony without uniformity, mutual respect and mutual learning, as that’s exactly what makes our world colorful and vibrant.Address by H.E. Yang Jiechi, at the Opening Ceremony of the Seventh World Peace Forum, Tsinghua University, 14th of July 2018, Foreign Affairs Journal, the 129th Issue Autumn 2018, collected speeches at the Seventh World Peace Forum, July 14th-15th, 2018, Beijing, China, www.cpifa.org