“但是仅仅模仿同伴并非就是成功的秘诀，”肯德尔说，“能够在时间上及学习对象上具有选择性的动物往往更胜一筹。”

"But it is not always a recipe for success to simply copy someone," said Kendal. "Animals are often better off being selective about when and who they copy."

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过去的实验告诉我们通过选择性的繁殖促使生成后代具有更好的学习能力是比较容易的，比如大鼠，蜜蜂，以及研究者钟爱的果蝇。

Past experiments have demonstrated that it is relatively easy through selective breeding to make rats, honey bees and—that great favourite of researchers—fruit flies a lot better at learning.

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学习的选择性强弱和自由度大小的不同，是武汉大学和哈佛大学物理学专业教学方案之间的根本差异。

The difference of choice scope and freedom degree for study is the basic reason of the difference of teaching scheme of physics professional between Wuhan university and Harvard university.

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