In December 1939, as occupied Poland was being torn apart by the savagery of the Holocaust, Oskar Schindler, the unlikeliest of role models, took his first faltering steps from the darkness of Nazism towards the light of heroism. "If you saw a dog going to be crushed under a car," he said later of his wartime actions, "wouldn't you help him?"
Before the outbreak of war, Poland had been a relative haven for European Jews--Krakow's Jewish population numbered over 50,000. But when Germany invaded, destruction began immediately and it was merciless. Jews were herded into crowded ghettos, rando…