text: It 's nothing much , but ” well , if you are going , will you tell him ” he dropped his voice to a whisper ” " I think I 've found the extra coffee-cup ! " I had almost forgotten that enigmatical message of Poirot 's , but now my curiosity was aroused afresh .
  
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  His voice was casual , but also careful and wary , when he told me that he had found the extra coffee cup .