Costello: Well who’s on first?
Abbott: Yes.
Costello: I mean the fellow’s name.
Abbott: Who.
Costello: The guy on first.
Abbott: Who.
Costello: The first baseman.
Abbott: Who.
Costello: The guy playing…
Abbott: Who is on first!
Costello: I’m asking YOU who’s on first.
Abbott: That’s the man’s name.
Costello: That’s who’s name?
Abbott: Yes.
Costello: Well go ahead and tell me.
Abbott: That’s it.
Costello: That’s who?
Abbott: Yes.
The famous “Who’s [...]

Dictionary.com has some great definitions for the word ‘Endurance’:
1. the fact or power of enduring or bearing pain, hardships, etc.
2. the ability or strength to continue or last, esp. despite fatigue, stress, or other adverse conditions; stamina: “He has amazing physical endurance.”
3. lasting quality; duration: “His friendships have little endurance.”
4. something endured, as a hardship; [...]

What do you say when you talk to yourself? When it’s time to train or race, what thoughts pop into your mind? If you have experience with endurance sports, you probably know that you spend quite a few hours on the road or in the water with nothing but your thoughts.
Did I eat enough? That [...]