Given the unpalatable nature of reality, separatists tend to deny economics and appeal to raw emotion. This tactic is effective but divisive.
The bullying conspiracy against Scotland that has been conjured up in the popular imagination loses no potency by virtue of being nothing but market forces dressed up as a pantomime villain. Tribalism is immune to reason.
Since a large minority will remain passionately opposed to either outcome of this referendum, divisions will be slow to heal. In a future crisis we shall be tempted not to pull together but to blame our neighbours who foolishly voted the wrong way.
We should have learned from history that a common legacy of unrealistic expectations is social conflict and a search for scapegoats. Inside or outside the UK we are going to suffer for the disunity that has been so recklessly fomented.