The karpas, the green vegetable, is the first part of the seder that makes this night different from all other nights. So far, the first glass of wine and the hand washing, though significant, do not serve to mark any sort of difference; they are regular parts of meals. The karpas, however, is not. As a night marked by difference, that difference starts now. Tonight, we celebrate difference with the karpas. Here, difference brings us hope, joy, and renewed life.
We...