Until we're educating every kid in a fantastic way, until every inner city is cleaned up, there is no shortage of things to do.

Until we're educating every kid in a fantastic way, until every inner city is cleaned up, there is no shortage of things to do.

直到我们以一种奇妙的方式教育每一个孩子，直到每个市中心都被清理干净，我们才会有很多事情要做。

-- Bill Gates 比尔·盖茨