作者巧妙地借用物理学中的杠杆原理来比喻南非的AI政策制定过程，这种比喻生动形象且易于理解。将矿产比作'fulcrum'(支点)，政策比作'lever arm'(杠杆臂)，而未明确规定的'OPTION'条款则是施加力量的地方，这种类比使复杂的政策问题变得直观且引人深思。

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