It's that miracle that, that occurs in the educational context. and i know that -- in a classroom if you could put a desk there. if you could maybe -- just improve that student's line of sight to the blackboard, if you could just finally have that student making eye contact with the teacher, all day. we don't know what miracle could happen. we don't know if that student who was drifting away -- suddenly becomes a good student. we don't know if that student doesn't become a great student. if that student doesn't become a nurse. a doctor. or the next nelson mandela. because there has to be a nex...