事实上，如果群体里的一个人重复他的观点三次，那么与群体里三个不同的人发表同一个观点相比，前者有后者90%的效果。

In fact, if one person in a group repeats the same opinion three times, it has 90% of the effect of three different people in that group expressing the same opinion.

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这项令人吃惊的心理学研究发现如果群体里的一个人重复他的观点三次，那么与三个不同的人阐述同一个观点相比，前者有后者90%的效果。

This surprising psychology study finds that if one person in a group repeats the same opinion three times, it has 90% of the effect of three different people in that group expressing the same opinion.

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在不断重复制作每一个产品的过程，他们有一种细数念珠的虔诚与耐心。

During the process of producing each product again and again, they have a devotional religiosity and patience.

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