ten o’clock
The husband could not find it in his heart to complain . He ate a burnt cutlet and went back to his work . `` Do n't work so hard , darling , '' he said , as he was leaving . In the evening his wife was so tired that she could not finish her work and went to bed at ten o'clock . On the following morning , as Mr. Blackwood went into his wife 's room to say good morning to her , he was amazed at her healthy complexion . `` Have you slept well ? '' he asked .