Speculum Vitae
Speculum Vitae is a Middle English poem possibly by William of Nassyngton, written in the middle or late 14th century. However, the exact date has not been established and there is also debate about whether Nassyngton was the author or not. The title translates as Mirror of Life.
Extract
References
William of Nassington (2008). Speculum vitae. Early English Text Society (Series), no. 331-332. Ed. Ralph Hanna and Venetia Somerset. Oxford; New York: Oxford University Press.