nearly twelve
o’clock
Katharine saw it , too , and exclaimed : `` Do n't call that cab for me , William . I shall walk . '' `` Nonsense , Katharine ; you 'll do nothing of the kind . It 's nearly twelve o'clock , and we 've walked too far as it is . '' Katharine laughed and walked on so quickly that both Rodney and the taxicab had to increase their pace to keep up with her . `` Now , William , '' she said , `` if people see me racing along the Embankment like this they WILL talk . You had far better say good-night , if you do n't want people to talk . ''