![Overthelast70years,researchershavebeenstudyinghappyandu...]( "Overthelast70years,researchershavebeenstudyinghappyandu...")
- 問題詳情：Overthelast70years,researchershavebeenstudyinghappyandunhappypeopleandfinallyfoundouttenfactorsthatmakeadifference.Ourfeelingsofwell-beingatanymomentaredeterminedtoacertaindegreebygenes.However,ofallthefactors,wealthandagearethetoptwo.Moneyca...
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