people have managed to marry without arithmetic

Chese now," quod she, "oon of thise thynges tweye:To han me foul and old til that I deye,And be to yow a trewe, humble wyf,And nevere yow displese in al my lyf,Or elles ye wol han me yong and fair,And take youre aventure of the repairThat shal be to youre hous by cause of me,Or in som oother place, may wel be.Now chese yourselven, wheither that yow liketh.

you will not be master of my body & my property

One shouldn't be too inquisitive in life Either about God's secrets or one's wife.