19) Forgive Someone
Research shows that those who are able to forgive are less stressed, less angry and more optimistic than those who aren’t. So, if you’re holding onto old grudges for the sake of it, it might just be time to let go.
学会宽容

20) Spend More Time with Your Happy Friends
Misery loves company. Too often, we find ourselves surrounded by soul-crushing negativity. The good news? Happiness really is contagious. Research shows that happiness, even when removed by three degrees, can make you happier than an extra $5000. Focus on spending time with the optimistic people in your life and you might just become one of them.
多与让你感觉快乐的朋友一起

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