two A.M.
` In the evening , no doubt ? ' '' ` Two hay hem , ' was the reply . '' ` Ah ! ' said I. ` He went in by the scullery window at two A.M. on private business . Quite so ! Well , you see , the common sense of the position is that if he went into the house and never came out , he must be in the house still . '' '' ` That 's just what I think , ' my friend agreed . ''