"'Srulik, there's no time. I want you to remember what I'm going to tell you. You have to stay alive. You have to! Get someone to teach you how to act like a Christian, how to cross yourself and pray....The most important thing, Srulik,' he said, talking fast, 'is to forget your name. Wipe it from your memory....But even if you forget everything-even if you forget me and Mama-never forget that you're a Jew.'" And so, at only eight years old, Srulik...