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Well, don't work all night.

好啦， 别通宵工作。

To answer the first part of your question, I'd like to say that our studies were very extensive.

你问题的第一部分，我要说的就是我们的研究非常广泛。

What about heart? Heart is what makes you love other people. You can love your friend, even though you don't agree with everything she or he says. So when you listen to someone, you should listen with complete attention, and with complete respect for

那么“心”字的意思是什么呢？“心”是指对别人的爱心。你能爱你的朋友，即使你并不同意他们所说的每一件事情。因此，当你听某人说话时，你要一心一意地听，对别人完全尊重。