I never thought about this before, but blind people must save a lot on electricity! This revelation started a thread of people posting amazing stories about people with disabilities. Like the last commenter says, humans are f*cking fascinating:
Stories About People with Disabilities
I saw this article about a girl appeared in school college and universities and completed her graduation program successfully and she answered question papers with her legs, she was born with no hands. When a human mind set a goal and determination the success is inevitable.