Except among those whose education has been in the minimalist style, it is understood that hasty moral judgments about the past are a form of injustice.
Schools are not intended to moralize a wicked world, but to impart knowledge and develop intelligence, with only two social aims in mind: prepare to take on one's share in the world's work, and perhaps in addition, lend a hand in improving society, after schooling is done.
The one thing that unifies men in a given age is not their individual philosophies but the dominant problem that these philosophies are designed to solve.