midnight
` Come , do n't play the fool ! ' he said coaxingly , ` The fact is , I expected a letter from a friend , and as it was very important I came to get it . It 's all right . ' '' ` You may think so , ' said Waterford ; ` you may think it 's all right to come here on tiptoe at midnight with a false key , and steal , but other people may differ from you , that 's all ! Besides , you 're telling a lie ; the letter you 've got in your pocket does n't belong to you ! ' `` It was rather a rash challenge , but we could see by the way his face fell it was a good shot . `` He uttered an oath , and advanced threateningly towards the door . ''