" there was something essential missing that prevented him from feeling content with his life, something he once had when he was on the UCLA track team. It was a sense of utterly consuming physical challenge, of pushing his limitations to the point of agony. The pain always ebbed, though, and left an afterglow of exhilaration that charged him until the next challenge, when he would give just a little bit more. "
― Lee Goldberg , The Jury Series (Four Books In One)