Like Nightingale, Dr. Rosling had his eyes opened to the power of statistics while working far from home.

和南丁格尔一样，罗斯林博士在离家很远的地方工作，他看到了统计学的力量。

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Exercise 5: Move your eyes as far up and to the right as you can, find a point in your vision to focus on, count one breath.

练习5：把你的眼球从最上端尽量转向右边，在你的视野里找到一个点注视着它，深呼吸一次。

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Taking two pictures of the same thing, spaced as far apart as a pair of eyes, will create the same effect.

对同一物体拍两张照片，之间的间隔正好与两眼间距相近则能创造出同样效果来。

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