It's a big, scary world out there. Twenty-four hours a day, multimedia saturates with information. Some horrible, some useless, some just plain silly, the majority unwelcome. News of terrorism, wars, natural disasters, impending epidemics, fuel prices, abuse, unemployment--it never ends. Christians are promised that we will never left alone or unattended. Legions of angels hover about, guiding, clearing the road ahead. Not scared of the darkness or what lies waiting, they are in complete control, obeying orders sent from the throne. Mighty warriors of God gently hold us in their hands, moving us out of harm's way. Clothed with power too wonderful for earthy eyes, they conform to recognizable images: the kind man with salt-and-pepper hair wearing a black turtleneck, the grizzled old man in a battered Ford who gets you to the airport on time, the ragged homeless there at just the right time. We are told of accidents where trees were miss...