The story of Purim is built on an important premise: With faith, hope and courage, righteousness can prevail—and one person can make a difference in standing up to the deadliest of threats. This year, Purim comes at the moment in time when we Americans are facing one of the great horrors of our society: an unending siege by guns. We are a generous people; we dedicate ourselves, our wealth and our honor to protect the innocent. So why, we must ask ourselves, are we the only ad