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| once a KGB man, always a KGB man (4uzhoj); there is no such thing as a former KGB man (Charlie Rose: Somebody in Russia told me there is no such thing as a former KGB man. Once a KGB man, always a KGB man. 4uzhoj) | |||
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Once a Chekist, always a Chekist (Источник -  independent.ie dimock) | |||