Knowledge of one of these properties affects the accuracy with which you can learn the other.

对其中一项参数的所知会影响你对另一项参数认知的准确性。

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Do not train a child to learn by force or harshness; but direct them to it by what amuses their minds, so that you may be better able to discover with accuracy the peculiar bent of the genius of each.

不要以威势或严厉来训练孩子学习，借由让他们感到快乐的事物引导他们，好让你更能精准的发现每一位天才独特的才华。

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Then you can test the accuracy of your data by actually trying out what you observe and learn.

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