Heart to heart

Ban Ki-moon, former secretary general of the United Nations, right, delivers a talk with Jack Ma, founder of Chinese internet giant Alibaba, during the first Global Engagement and Empowerment Forum on Sustainable Development at Yonsei University in Seodaemun District, western Seoul, on Wednesday. The two-day event is co-hosted by the Institute for Global Engagement and Empowerment and the Ban Ki-moon Centre for Global Citizens. [YONHAP]