Richard Rose was an unlikely Zen master: A rugged, plainspoken, ornery West Virginian, he scraped out a living raising goats, planting crops and painting houses. But Richard Rose had a secret: Having once vowed to "find the Truth or die trying," Rose experienced a cataclysmic spiritual awakening at age 30 that thrust him into "Everything-ness and Nothing-ness," or what he called "the Absolute." The experience left him with only one earthly desire:...