66وَلَو نَشاءُ لَطَمَسنا عَلىٰ أَعيُنِهِم فَاستَبَقُوا الصِّراطَ فَأَنّىٰ يُبصِرونَShabbir AhmedHad We so Willed, We could have made them devoid of Vision that would make them unaccountable for whichever way they went. (Without free will like the Animal Kingdom).