I’ve spent many sleepless nights trying to find the right words to describe what it’s like to go completely blind. It’s not like flipping off a light switch!  For most people who are blind, about 90% according to the stats, there’s still something to see. Maybe it’s just light perception, like knowing the sun’s out there doing its thing, or maybe it’s catching a glimpse of colors, like a fuzzy rainbow. But for a few folks I know who’ve been completely blind since birth, sight is just one piece of the sensory puzzle, and they prove you can live a full, vibrant life without it. Me? I’m somewhere near the…