If my efforts have led to greater success than usual, this is due, I believe, to the fact that during my wanderings in the field of medicine, I have strayed onto paths where the gold was still lying by the wayside. It takes a little luck to be able to distinguish gold from dross, but that is all.
Look, the world's comforter, with weary gait, His day's hot task hath ended in the west: The owl, night's herald, shrieks-'tis very late; The sheep are gone to fold, birds to their nest; And coal-black clouds, that shadow heaven's light, Do summon us to part, and bid good night.