神奇数字150表明,我们社交网络的规模受限于大脑的容量。
The magic number 150 suggests that the size of our social networks is limited by the size of our brains.
I am not a filmmaker who makes films to make money. I make films because I have something to say.
 真相往往难以表述,有时需要虚构来使其看似可信。