translation.en: Larry Summers, when he was chief economist at the World Bank, once said that, "It may well be that the highest return on investment in the developing world is in girls' education."
translation.zh: 拉里•萨默斯，世界银行首席经济学家， 曾说过， “世界上最高回报的投资， 就是发展中国家的 女童教育。”