it is notoriously difficult to fix labels of merit in such a way that they do not come off. Are not reviews of current literature a perpetual illustration of the difficulty of judgement? “This great book”, “this worthless book”, the same book is called by both names. Praise and blame alike mean nothing. No, delightful as the pastime of measuring may be, it is the most futile of all occupations, and to submit to the decrees of the measurers the most servile of attitudes.