Kerpen談巴菲特:提升書面與口語溝通能力,身價可高出50%。
巴菲特約20歲時因害怕公開演講,曾上卡內基演講課克服恐懼。
Kerpen以Fenway賣Crunch ’n Munch為例,認為溝通比產品更能影響銷售與合作。
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