哈佛大学推荐20个快乐的习惯

哈佛大学推荐20个快乐的习惯_　　哈佛大学推荐20个快乐的习惯　　1. Be grateful.　　要学会感恩。　　Slow down, look around you, and pay attention to the little details in your life the delicate purpl