Phumzile Mlambo-Ngcuka (2nd R, front), Executive Director of UN Women, makes remarks for the observance of International Women's Day, at the UN headquarters in New York, March 8, 2019. Investing in women and respecting their human rights is the surest way to lift communities, companies and countries, and to achieve the 2030 Agenda for Sustainable Development, said the UN Secretary-General Antonio Guterres on Friday. (Xinhua/Li Muzi)