As I got older, I got Parkinson's disease, so I couldn't sing at all. That's what happened to me. I was singing at my best strength when I developed Parkinson's. I think I've had it for quite a while.
You don't want people who have never had to deal with adversity - you want people who have been able to deal successfully with adversity. That's what adds to society. Those are going to be the hardest-working, best people.