You are Sir Walter Scott in the Fortunes of Nigel," and in the novel of "Ivanhoe."

I am a spirit of health, Sent to breathe life into the frame of disease, And chase the dark demon away.

I am Sir Walter Scott, and have been delineated in my own novel of Quentin Durward, under the name of Quentin Durward, in so far as concerns personal interest, for I am concerned…