And they belonged not to Jews but to the Samaritans, one of the world’s oldest and tiniest religious sects. Known from the New Testament parable of the Good Samaritan, the group has barely survived. C. S. Merwin says, in toto, "If I had to use one as an amulet I hope this one would serve." Conrad Aiken answers with a fragment of a different poem. Kingsley Amis, who chose "After…