My friend Nassim Talib has just written a book about it called-- maybe I'll talk about that--called The Black Swan.

我的朋友纳西姆·塔利博刚刚写了一本书,叫做"黑天鹅现象",以后我会再讲到

耶鲁公开课 - 金融市场课程节选

He called it The Black Swan because if you look at swans, they're always white.

他称之为黑天鹅现象,因为我们看到的天鹅总是白色的

耶鲁公开课 - 金融市场课程节选