Ken Rensink was 19 when he was disabled in a car accident. After 15 years out of the workforce, he decided to devote himself to teaching special education. He's now been at it for more than a decade. "I'm trying to help create folks who will not get rolled by life," he says.
http://www.npr.org/2012/10/05/162303000/for-special-education-teacher-every-day-is-precious