Wise men tell us that "Revenge promises more than it delivers," however human beings keep doing it anyway. They keep hoping that this age it will finally pay off, and they will be vindicated. That nearly never happens. It's not that they don't learn from familiarity; it's that they can't learn from familiarity; their attitudes won't let them. An attitude is a predisposition to behave in a certain path. Not only that, it precludes behaving in any other ways, ways that might constitute more sense. More data: click here.