TED演讲:为掌握而不是为了分数而教学(2)
And in a lot of ways, this is how you would master a lot of things in life. 在很多方面,这也是掌握新技能的一种途径。 It's the way you would learn a martial art. 好比学习武术。 In a martial art, you would practice the white belt skills as long as necessary, 在武术当中,你往往必须一直练习白带(最低等级)的技巧, and only when you've mastered it you would move on to becom...