That which does not kill us makes us stronger.
-Friedrich Nietzsche

Bid me run and I will strive with things impossible. -Shakespeare

Anything is possible, but you have to believe and you have to fight.
-Lance Armstrong

Mental will is a muscle that needs exercise, like the muscles of the body.
-Lynn Jennings

Friendships are born on the field of athletic strife and the real gold of competition. Awards become corroded, friends gather no dust.
-Jesse Owens

The long run is what puts the tiger in the cat.
-Bill Squires, coach

Channel your energy. Focus.
-Carl Lewis

Hills are speedwork in disguise.
-Frank Shorter

They shall mount up with wings as eagles; they shall run and not be weary.
-Isaiah 40:31