More Born to Run

"...he's convinced that the next great advance in fitness will come not from training or technology, but technique--the athlete who avoids injury will be the one who leaves the competition behind."--Eric Orton, former fitness director for the University of Colorado Health Sciences Center.

from the book by Christopher Mcdougall, Born to Run

I think this is accurate, but I'd change it from leaving the competition behind to being able to run injury free all year and for years to come without being limited by age. With proper form comes freedom from injury and it doesn't matter what surface you run on and what shoe you're wearing.