哀惧
哀惧-
喜、怒、哀、惧、爱、恶、欲，合起来叫七情。这是人生下来就有的七种感情。
Anger , happiness , fear , sadness , love , hate , and greed are seven leading emotions that humans are born with .
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第一章对目前对情感的研究做出综述，并提炼出喜、哀、怒、惧四种基本情感。
Chapter 1 is a review to the studies of emotion theories , and I abstract the four basic emotions in this part . i.e. happiness , sadness , anger and fear .