19岁的大卫·约翰逊说这个机动假肢让他拥有了一条“会思考”的腿，它可以随着身体的移动迈出很自然的步伐。
David Jonsson, 19, said the world's first motorized prosthetic gave him a "thinking" leg that created a natural walk by following the motions of his body.
近五十年来，约翰逊和艺术收藏家大卫·惠特尼一直居住在康星狄格州新迦南的一片47英亩的地方里，他们在此雕刻大地，创造出新的建筑。
For nearly five decades, Johnson and the art collector David Whitney lived in the 47-acre grounds in new Canaan, ct, sculpting the landscape and adding new buildings.
大卫·约翰逊在向《财富》杂志(Fortune)公开的一份新报告中写道：“现在是时候废除禁令并采取果断行动了。”
"It's time to repeal prohibition and take decisive action," writes David Johnson in a new report made available to Fortune (and available for sale here).
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