‘Hercules Vinegar’ The Cudgel or Crab-tree Lecture 18: ’Twas still ignoble to exert his Skill Against the weaker Brethren of the Quill. [Ibid.] 42: Then rouse, ye injur’d Brethren of the Quill, Why all so tame, so indolent and still?at brother of the quill (n.) under brother (of the)..., n.