translation.en: I want to end by saying it's been the actions of thousands of ordinary human beings doing -- I think -- extraordinary work, that have actually improved health, and, maybe only in a small way, reduced poverty.
translation.zh: 最后，我想说的是 正是通过成千上万普通人的行动 和他们杰出的工作， 健康水平才真正得以提高， 而且，通过一点一滴的努力，减轻了贫困。