If you have a body, you are an athlete.
The magic is in the man, not the 100 miles.
There's no such thing as bad weather, just soft people.
The greatest improvement is made by the man who works most intelligently.
A teacher is never too smart to learn from his pupils. But while runners differ, basic principles never change. So it's a matter of fitting your current practices to fit the event and the individual. See, what's good for you might not be worth a darn for the next guy.