"It is necessary to dig deep within oneself to discover the hidden grain of steel called will."

You may also like:

• 

  Alberto Salazar
  Runner

• 

  Dathan Ritzenhein
  

• 

  Deena Kastor
  Olympic athlete

• 

  Haile Gebrselassie
  Olympic athlete

• 

  Joan Benoit
  Olympic athlete

• 

  Kara Goucher
  Olympic athlete

• 

  Martin Lel
  Olympic athlete

• 

  Meb Keflezighi
  Olympic athlete

• 

  Shalane Flanagan
  Runner