The desire for community in a world that is rapidly falling apart has resulted in the founding of dozens of fellowships, small groups, and churches in the last several years. Just as many have painfully disbanded, but the yearning that inspired them lives on, as does the age-old need for brotherly and sisterly love and faithfulness.What does faithfulness mean? And what form does it take when confronted by personal weakness or the weaknesses of others, or when tested by the forces of society at large?Here are letters that put flesh and bone, heart and hand, to the ideal by a man who was tortured and finally burned at the stake for his "heretical" convictions.