And so when you see the word "yawn," or look at photos of people mid-yawn, 所以当你看见「打哈欠」这个词，或看着人们正在打哈欠的照片，

or watch film of actual yawns, you will start to feel like yawning. 或看真正打哈欠的影片，你就会开始想打哈欠。

Also, the more you're affected by the images, the more empathic you are. 另外，你越容易被图片影响，你就越有同理心。

So if you're feeling the need to yawn right now, then you tend to be good at reading other people's emotions, 所以如果你现在有感受到打哈欠的需求，那你通常比较擅长读他人的情绪，

whereas if you don't feel like yawning, then you're more of an emotional island. 而如果你不想打哈欠，那你在情绪上比较是个孤岛。

And so, if you want to gain a fun insight into your friends, just ask them to watch this video and see if they yawn. 那么，如果你想对朋友有好玩的了解，只要请他们看这部影片，然后看看他们有没有打哈欠就行了。