Sports Poetry...  it's a lovely set of writing for inspiration!
A quick little inspirational video on having no excuses...  awesome! 
A great little inspirational story:
Poetry from a woman on why she runs:
Victory is Finishing - The Story of a 90-year-old Triathlete
Can:  The Rick and Dick Hoyt Story
Ironman - You Will Do This
Triathlon Motivation - video - with Eminem...
Ida Keeling:  The story of a 95-year-old runner