We can all understand real-life things like a bat hanging upside down, an elephant pushing an immovable critic twitching his skin like a horse that feels a flea, a baseball fan, the statistician. Nor is it valid to discriminate against 'business documents and school-books. All of these phenomena are important and may have their place in poetry. Only when poets believe that what they see with their inspired mind's eye are divine essences and when they can present these visions with an imaginative literalism, like presenting an imaginary garden with a real toad in it, will we have real poetry. Once you have adopted or created a thesis, write a close reading of the poem which could be used to explain your chosen thesis.
Contractility is a virtue as modesty is a virtue.
Inns are not residences. Give back my book and take my kiss instead. Oh, I shall love you still, and all of that. I never again shall tell you what I think. I will only make him good.