00:06:56,820　　整个送礼物的机制是没有意义的　　The entire institution of gift-giving makes no sense.　　154　　00:06:56,820 --> 00:07:00,260　　-太迟了　　-比如说我花50美元给你买礼物　　Too late. let's say I go out and I spend $50 on you.　　155　　00:07:00,260 --> 00:07:03,660　　我得费尽心思想你需要什么　　这是件很艰苦的事情　　It's a laborious activity because I have to imagine what you need,　　156　　00:07:03,660 --> 00:07:05,040　　而且你知道你需要什么　　Whereas you know what you need.　　157　　00:07:05,040 --> 00:07:08,380　　现在　　我们把事情简化　　直接给你50美元　　Now, I could simplify things-- just give you the $50 directly,　　158　　00:07:08,380 --> 00:07:11,550　　然后我生日的时候你给我50美元　　这样继续下去　　And then you could give me $50 on my birthday, and so on,　　159　　00:07:11,550 --> 00:07:15,010　　直到我们其中一个死了　　留下个比你富50美元的老人" type="audio/mpeg" />-->