I came here tonight to tell you that things can be done, that you don't have always to be rich or powerful to get things on the way, that cities are a great challenge.
我今天来到这里就是为了告诉你们， 你完全可以实现目标， 你未必要非常富有或者强大 才能把事情做好。 建设城市是一项艰巨的任务，