To pay a compliment is a win-win situation.

赞美他人是利己利他的。

We can give a compliment or pay a compliment.

我们给予他人赞美可以用 give 或 pay。

You know how I pay a compliment to you now?

你知道我现在为什么称赞你吗？

If you've heard about someone before you met them or maybe you've seen them somewhere before well you might think that that's a really great way to start a conversation, that it's a way of paying a compliment.

如果你在遇见某人之前就已经听说过这个人的话，或者也许你很早以前就在某个地方见过这个人，那么你可能会认为这是开始对话的一种非常不错的方式，毕竟这是在赞美对方。