Not just a Bobby McFerrin song title it's a pretty simple statement. Although, not always so easy to live by.

这不只是博比·麦克费林的一个歌名，也是一个非常简单的声明，尽管，按照这一声明生活并不总是那么容易。

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David Brooks, Roger Ebert, Julie Taymor, and Bobby McFerrin were among the recognizable names on the program.

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