Erasmus and Luther himself, and they were willing to recognise faults within the Papacy.
Answer:
they write the way they do NC they traveled a very long distance to find the inverted pyramid a d it inspired them to write this way.
atleast how I could see it- is that the more children a family has, a more motherly role is put onto the woman of the household, ending up working more hours at home and such to tend to their families. whilst men work more, hence forth their not home as much or doing outside laboring activities that can count towards this graph. more children, more work with cleaning, caring, etc. etc. :)
I don't remember anything about an "extended metaphor," but the poem's main focus is to remind herself that while she loves the earthly comforts of her house and all her material things... it is important to not over-love them and instead think of all the spiritual rewards that are awaiting her in heaven.