Being heard, but not seen

I can only tell most birds by their sound

If reincarnation is indeed a thing, I want better vision in my next life 

Alas, I have worn glasses since I was in first grade. That was when an eye test revealed that my left eye is farsighted, my right eye nearsighted, and I had an astigmatism.  For many years our neighborhood optometrist gave me a choice of exactly three glasses, all with inexpensive …