How a man owith to chaunge Custome. Capm. 41m.
and necessite constrayne the to chaunge custome, thou muste done it wisely, that is to say, litille and litille, and thus with helpe of god shalle thi mutacioun be good; but be ware that thou ete no tyme, but þou wite that thi stomak be voyde, and hath made digestion of his first mete, and this shalle thou knowe bi thyn appetite; and if thou ete and haue noon appetite, þe hete of thi stomak shalle kele, and if þou haue good appetite it shalle hete of nature and make good digestioun, and beware that thou ete anoon as thyn appetite is come, and ellis it shalle resceyue yville humoures, the whiche shalle turne þi brayne, and disese thyn hed; for who þat abitith ouyr longe aftir that his appetite is comen, his stomak enfeblisshith, and his mete profitith nought to his body; and if it falle so, þat þou maist haue no mete whan þou hast appetit to eat, and thi stomak fille so by resceyvyng of yville humoures, than loke that þou caste or thou ete, and sone aftir thou maist take thi refeccioun in sauf manere.