Chaucer's Translation of Boethius's 'de Consolatione Philosophiae' — Geoffrey Chaucer

" ...] (Knightes Tale, vol. ii. p. 92.) For al ing at is cleped inperfit . is proued inperfit by e amenusynge of perfeccioun . or of ing at is perfit . and her-of come it . at in euery ing general . yif at . at men seen any ing at is inperfit . certys in ilke general er mot ben somme ing at is perfit. For yif so be at perfeccioun is don awey . men may nat inke nor seye fro whennes ilke ing is at is cleped inperfit . For ...].""