A study found that knowing another happy person increases your own happiness by 15.3 percent.

研究发现，认识一个快乐的人可以使自己的快乐感上升15.3个百分点。

youdao

A study found that knowing another happy person increases your own happiness by 15.3 percent.

研究发现，认识一个快乐的人可以使自己的快乐感上升15.3个百分点。

youdao