Why does the groom break a glass in a Jewish wedding ceremony? Why isn't pork kosher? Why can't a person be half-Jewish? If you've ever asked or been asked any of these questions, The Jewish Book of Why has all the answers. In this complete, concise, fascinating, and thoroughly informative guide to Jewish life and tradition, Rabbi Alfred J. Kolatch clearly explains both the significance and the origin of nearly every symbol, custom, and practice known...