![AccordingtoGermanresearchers,forcingpeopletobehappyandp...]( "AccordingtoGermanresearchers,forcingpeopletobehappyandp...")
- 問題詳情：AccordingtoGermanresearchers,forcingpeopletobehappyandpoliteallthetimeislikelytomakethemsick.Theybelievemostatriskareairhostesses,callcenteroperators,waitersandotherworkersinclosecontactwiththepublic.ProfessorDicterZapf,aresearcherintohumanem...
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