I have been told that I have amazing eyesight.  The term they have used is visual acuity.  Do you know what that is?
I just found out that visual acuity is just a fancy name for how clear your vision is.
I see.  Do you know any benefits of clear vision?
I don't, but I do know that visual impairment is the term for issues glasses can't correct
What kinds of issues would those be?  Is it something like cataracts? 
Blindness is included, which is almost total loss of vision
Is there any cure for blindness?  Are there any procedures that can be done for it?
vision (cortical visual impairment). Congenital cortical blindness is most often caused by perinatal ischemic stroke, encephalitis, and meningitis.
Rarely, a patient with acquired cortical blindness may have little or no insight that they have lost vision, a phenomenon known as Anton–Babinski syndrome.
Cortical blindness and cortical visual impairment (CVI), which refers to the partial loss of vision caused by cortical damage, are both classified as subsets of neurological visual impairment (NVI). NVI and its three subtypes—cortical blindness,
have to think about the unpleasantness of his war experience. In his essay "The Art of the Short Story", Hemingway is clear about his method: "A few things I have found to be true. If you leave out important things or events that you know about, the story is strengthened. If you leave or skip something because you do not know it, the story will be worthless. The test of any story is how very good the stuff that you, not your editors, omit." A