This piece recalls the ambition of a man who, in a society increasingly hygienist guess that medicine can establish itself as a new religion in the village where it happens.
With this new religion, it will retain the customer (hey! I mean the patient), playing on the fears by teaching them more than enough on the presence of bacteria, viruses, etc. (Via using the teacher Bernard, Knock knows how to use people for their own purposes: that of power, that of the new religion: medicine!)
A veiled criticism of this new religion Scientism is wanting at the end of the nineteenth century - that Jules Romains made in 1923 after the first World War ... Progress and its limits ...