The last hundred years, in the U.S., don't really have that much predictive power.

在接下来的上百年时间里，在美国，我们并不具备那么强大的预测能力。

耶鲁公开课 - 金融市场课程节选

How do we enhance the belief in ourselves if there's such high correlation and there's a very high correlation and predictive power to a sense of hope, to a sense of optimism, to beliefs.

如何加强我们的信念,如果真有这么紧密的关联,如果希望,乐观主义和信念真的，有着非常紧密的关联和预测力。

哈佛公开课 - 幸福课课程节选