John 17:15, for example, Jesus says in his prayer to God about his followers: I do not ask that you keep them from the world, but that you keep them from the evil one. In one of our best manuscripts (the fourth-century Codex Vaticanus), however, the words “world…from the” are omitted, so that now Jesus utters the unfortunate prayer “I do not ask that you keep them from the evil one”!