ten o'clock
As soon as she saw him she uttered a little cry , almost of terror . `` How can you frighten me so ? '' she exclaimed , with a flushed face . `` It is past ten o'clock , and you have no right to surprise me here at such a time . '' `` I do n't know that I 've not the right . At any rate I have the excuse . Is it so necessary that I should stop to think of manners and customs ? ''