Poetry Friday - a very practical nursery rhyme

(Notice: When I wrote this poem, I added a note in the margin:This poem is for people who like to laugh a lot in bed. It is not for people who put on surgical masks and gloves before they commence.When I read it in public, I'd introduce it with that note. I'd see people [usually college-age males] smirking and nudging each other with anticipation. The smirks generally disappeared after I read