We must have become numb to gun violence. Hardly a day goes by without another mass shooting in a school, shopping center, place of worship or public square. We don’t even know what qualifies as a mass shooting these days. Deaths attributable...

God spoke to Moses, saying, “Speak to the whole Israelite community and say to them: You shall be holy, for I the Eternal your God, am holy.” This, to me, is the essence of our heritage. The simple beauty of these two verses declare that...