Germany in the 30s wasn't the Holocaust. The Holocaust emerged from it. Had people known where things would go, maybe they could have stopped it. Today we have

Germany in the 30s wasn't the Holocaust. The Holocaust emerged from it. Had people known where things would go, maybe they could have stopped it. Today we have history to tell us where things could go. If we don't allow comparisons to the early stages, might we unwittingly make later stages more likely?