时差N小时 笑是一种社会信号(上)（在线收听）

Yael, I've been thinking lately that maybe I should go into stand-up comedy.

雅艾尔，最近我一直在思考，或许我应该去演个喜剧脱口秀。

What on earth gave you that idea?

为什么突然冒出这种想法？

I've noticed that I seem to make a lot of people laugh, especially women.

我发现,我似乎可以让很多人开心起来，尤其是女性。

Sometimes all I have to say is "Hello." It's rather remarkable.

有时我只是单纯地问好。就有立竿见影的效果。

Actually, it's rather ordinary.

事实上，这没什么好显摆的。

Laughter research has found that only a small percentage of laughter, less than 20%, is a sincere response to someone's humor.

针对笑的研究已经发现，只有不到20%的很小一部分的笑，是对别人幽默真诚的回应。

In fact, laughter is primarily a social signal, as opposed to an emotional outburst.

事实上，笑主要是一种社会信号，而不是一种情绪的表达。

People are thirty times more likely to laugh in a social situation than when they are alone.

人们在社交场合时的笑是独处时的30倍。

And other observations about laughter also imply it has a social function.

而另一项关于笑的研究也表明其有一种社会功能。

For instance, there's "polite" laughter.

例如，“礼貌”性笑声。