When Run Oregon is relaxing after a day of running, we sometimes like curling up in front of a fire with a good book. Below are a few that have been passed along to us. Book: How Bad Do You Want It? Mastering the Psychology of Mind Over Muscle by Matt Fitzgerald Cost: Approximately $14 on Amazon ($10 on Kindle); $18.95 (list) Review by: Tung Yin “Why can’t I run faster?” Most of us have…