Remind Yourself that No Obstacle Is Insurmountable by Watching a Blind Boy Conquer His Fear of Curbs Neetzan Zimmerman · 03/13/13 11:28AM Gavin Robert Stevens is a 4-year-old boy who suffers from Leber's Congenital Amaurosis (LCA) — a rare hereditary retina disease that has left him completely blind.
