Diphtheria

Abstract

Gentlemen,?I have occasionally heard a man, about to read a paper upon some subject, commence by expressing his sense of his unfitness for the task he has undertaken. I have, I must confess, looked upon this appeal, ad misericordiam, with much suspicion, believing the writer, did he not in his own heart believe himself particularly well-fitted for the work, would not have undertaken it. To-day, the fact that such a feeling may be very real is unpleasantly borne in upon