Pinetop Perkins said he started playing guitar when he was ten years old.

VOA: special.2011.03.25

Welles heard that obviously, and he quickly came back. But when she died, he stopped taking lessons, before that, he was adept before he was ten years old.

威尔斯当然听到了，所以他,很快回来了，但在,他母亲去世之后，他就不再上课了，在这之前，在他十岁的时候他就对乐器很熟练了。

麻省理工公开课 - 电影哲学课程节选

He worked at all sorts of jobs: in factories, at a mill, on a newspaper. He was a schoolteacher, and of course he was a farmer, too, when his grandfather gave him a farm to work, which he did, for ten years in Derry, New Hampshire.

他做过各种工作，在工厂，磨坊，报社，他也当过教师，他是一个农民，他祖父给了他一块地，十年里他都在新汉普夏羊劳作。

耶鲁公开课 - 现代诗歌课程节选