Page:A study of Shakespeare (IA cu31924013158393).pdf/36

 theory or sunken shoals of hypothesis on which no pilot can be certain of safe anchorage; avoiding all assumption, though never so plausible, for which no ground but that of fancy can be shown, all suggestion though never so ingenious for which no proof but that of conjecture can be advanced. For instance, I shall neither assume nor accept the theory of a double authorship or of a double date by which the supposed inequalities may be accounted for, the supposed difficulties may be swept away, which for certain readers disturb the study of certain plays of Shakespeare. Only where universal tradition and the general concurrence of all reasonable critics past and present combine to indicate an unmistakable difference of touch or an unmistakable diversity of date between this and that portion of the same play, or where the internal evidence of interpolation perceptible to the most careless and undeniable by the most perverse of readers is supported by the public judgment of men qualified to express and competent to defend an opinion, have I thought it allowable to adopt this facile method of explanation. No scholar, for example, believes in the single authorship of Pericles or Andronicus; none, I suppose, would now question the part taken by some hireling or