Yes, it is good whatever function is retained. I may never again stand or walk, but I am grateful for what I am still able to do. [By the phrasing, she wonders if it's instead some brain damage that caused the blindness? That would explain why his eyes appear normal and in fact aren't even protected by glasses. Then again perhaps like the cane, he was accustomed to something in particular that changed.]

Ah, I believe we should turn right shortly. [They're two feet from the corner of the sidewalk. Towards the right, it can be seen that the residential area eventually ends and something like an elementary school lies ahead among other facilities. Probably a public park would fit that setup. There doesn't seem to be much activity or security outside of the school either, crossing guards already done with shepherding children in for the day.]