Euler went blind in one eye, and remarked "now I will have fewer distractions". He eventually became almost blind entirely, but with the aid of scribes, his pro

Euler went blind in one eye, and remarked "now I will have fewer distractions". He eventually became almost blind entirely, but with the aid of scribes, his productivity actually increased. It's remarkable how Euler didn't let being blind hinder him. A truly astounding mathematical career.