three o'clock
Then , too , on a campaign every one is merry and good tempered , and one sings as one marches and sits round the campfire . One may be cold and wet and hungry , but who cares ? One swears at the moment , but one laughs again , as soon as the sun shines . '' `` Well , Karl , you had best turn in at once , for at three o'clock we shall want to be called . '' `` You can rely upon my waking , sir . Does my officer wish to take a full-dress suit with him ? '' `` No ; the order is that all are to start in marching order , and that all baggage is to be cut down to the smallest proportions .