Everyone confesses in the abstract that exertion which brings out all the powers of body and mind is the best thing for us all; but practically most people do all they can to get rid of it, and as a general rule nobody does much more than circumstances drive them to do.
Bio: Wilhelm Adalbert Hosenfeld, originally a schoolteacher, was a German Army officer who by the end of the Second World War had risen to the rank of Hauptmann.
