[問題] 請幫我看看這一句怎麼翻

[ritahsueh (加油我自己)]

        but on the whole an unwritten covenant of conduct governs us,
        a signet of cordiality and decorum, in whose ethic,
        if it can be called such a thing,
        the worst wrong is to be drawn forth and disturbed.


        請各位高手幫我翻譯,謝謝

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