midnight
`` Yes , '' she answered , looking pleased ; `` certainly you may say of my friendship . It is owing to the man who saved my life , is it not , -- with a great deal more that I can never pay ? '' `` Do n't speak of it , '' he said . `` That midnight sail was my one happy inspiration , my one piece of real good luck . '' `` Perhaps , '' and she sighed , `` that is , for me , though who can tell ? I have often wondered what made you do it , there was so little to go on . '' `` I have told you , inspiration , pure inspiration . ''