课堂教学需要一种新的衡量方式，应该为数字时代量身打造-而不是像工业时代和飘渺的乌托邦时代一样，每个人只要付出努力都会得到一个“优”。
That classroom needs new ways of measuring progress, tailored to digital times — rather than to the industrial age or to some artsy utopia where everyone gets an Awesome for effort.
在道德方面，他是一个中常人，和同时代大多数人比起来不优不劣。
Morally, he was an average man, no better and no worse than the bulk of his contemporaries.
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