Ross Enamait is a coach and blogger I admire. Not only is he a serious athlete himself, but he trains people efficiently and seem to hate gimmicks. Here's one of his latest posts I tought was worth sharing with you:
http://rosstraining.com/blog/2012/09/20/ghanas-fighting-spirit/
It's about fighters who had nothing and nevertheless trained to become world-class athetes. And his quote is very well chosen. Go read it. I've never spoken to him, but I definitely recommand Ross' blog.