So I know the fish is joyous, and I know this on the Haoshui River.

所以我是知道鱼快乐的，我是在濠水之上知道鱼快乐的呀！

youdao

Hui Zi said, "no, I am not you and do not know what you are thinking about. But you are not fish. So you cannot know whether the fish is joyous or not. This is for sure."

惠子说：“我的确不是你，却是不知道你在想什么，你并不是鱼，因此，你不知道鱼是否快乐，这是完全可以肯定的了。”

youdao