Specialists are people who always repeat the same mistakes

Walter Gropius, Architect

If you have been doing something for a long time, you are intrinsically gifted with an internal guide. For example, when I am out for a run I can pretty much figure out what I hope to gain from a particular workout. The other day I decided to seek elevation and fill my slow recovery run with as many hills as I could squeeze out of my neighborhood.

This w…