That's very true. Mine is actually blind in one eye. It happened when he was being netted out of the tank at the petstore and I didn't notice the injury until I got home. It doesn't seem to bother her too much, but her eye has a noticible white spot right in the middle of it where it healed.
2 cats, 2 dogs, 2 bearded dragons,1 blue tongue skink, 1 leopard gecko, 2 three toe box turtles, 2 redfoot tortoises, 1 albino cornsnake, 1 Cali Kingsnake, 2 russian tortoises, 2 RES, 21 Paddletail Newt, 1axolotl, 1 wood turtle. Dozens of fish.