- 问题详情:Thinkbacktothelasttimeyourpartnerdidsomethingniceforyou.Nowthinkabouthowyoureactedtothatlittleactofkindness.Researchsuggeststhatpeoplewhoaregrateful—notjustbysaying—aquick“thanks”butalsobyexpressingthegratitude—getmorehappiness.Moreimpor...
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