In a letter to his son Humayun, he complains about the obscurity of the young man's vocabulary: "in future write without elaboration; use plain, clear words."

在给他的儿子胡马云的信中，他抱怨年轻人的话很费解：“将来写作时无需花哨，要用平实、清晰的字眼。”

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As with the four-letter words, its dirtiness can be cleansed away by exposure to the light, by saying it over and over without apology or embarrassment.

正如其它脏话，暴露于光线之下，一次又一次不带道歉，不感局促说出来，都会清洗肮脏感。

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It would be very hard, if not impossible, to present a more negative portrait of Russia as it enters 2013 without employing four-letter words.

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The move to listening to computers with speech synthesisers rather than experiencing full words, letter by letter, underneath your fingertips, means that words are often heard without necessarily knowing how they're spelt.

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