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William：
I've tried to be kind to him against my better judgment.
我一直尽心善待他，虽然明知不智。
Susan：
What do you mean by that? Didn't you know he was not reliable?
这是什么意思？难道你不知道他并不可靠吗？
William：
Yes, I did. But I wanted to give him another chance.
我知道。可是我想再给他一个机会。
Susan：
Now you know he won't change.
现在你知道他本性难移了吧。