I sat slumped over in a camp chair by the fire. It was dark and cold in those mountains in the wee hours of the night. I was tired, delirious, and defeated. I was at mile 68 of the Bear 100. As we neared the aid station I told Sweeney, my pacer, that I was done, that I was dropping out at this aid station. When I told him tears welled up in my eyes at the verbal admission of defeat. I was glad...