TED英语演讲：我们为什么快乐 撞上快乐的丹吉尔伯特挑战不快乐是因为我们没有得到我们想要的东西的观点。我们的心理免疫系统能让我们感到正真的快乐，就算是事情并不如我们所愿。下面是我为大家收集关于TED英语演讲：我们为什么快乐，欢迎借鉴参考。 演说题目：我们为什么快乐 演说者：丹吉尔伯特 When you have 21 minutes to speak,two million years seems like a really long time.But evolutionarily,two million years is nothing.And yet in two million years,the human brain has nearly tripled in mass,going from the one-and-a-quarter pound brain of our ancestor here, Habilis,to the almost three-pound meatloafthat everybody here
