Some intriguing research by Dr. Barbara Fredrickson reminds us why his good attitude mattered so much.

芭芭拉·德里克森博士的一些有趣研究提示我们为什么他的积极态度是那么重要。

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Psychologist Barbara Fredrickson, at the University of North Carolina Chapel Hill, studies her broaden-and-build hypothesis of positive emotion.

在北卡莱·罗纳教堂山大学的心理学家巴巴拉f redrickson在研究如何拓宽和建立积极情绪的假说。

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UNC Professor Barbara Fredrickson—an expert in positive emotions—has defined love as "micro-moments of connection between people, even strangers."

正面感情专家，我校教授芭芭拉·弗雷德里克森把爱定义成「人们（甚至是陌生人）之间的瞬时联系」。

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When work teams get together, the ratio of positive interactions, such as support and encouragement, to negative interactions, such as disapproval and criticism, should be about 3-to-1 or higher in order to ensure top performance, based on research by Barbara Fredrickson, a psychology professor at the University of North Carolina, Chapel Hill, and others.

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