"Why is tonight different from all other nights?" It's a question being asked all over the world as I write these words, because tonight begins the Jewish holiday of Passover. This phrase initiates the Four Questions that form a structure for the Seder meal, a traditional ceremony of the Passover observance. Like all three of the main pilgrimage feasts of Israel, Passover has a harvest connection, as this spring festival also celebrated the “first-fruits” barley harvest. But