Miss Hepburn was morally instructive.
His life will inevitably serve as a wonderful fable; it's just too soon to know the instructive moral.
Today it's more than a little stale, not because it's written in the Victorian mode, with all the pretentious-sounding formal locutions of the day and with a complicated plot that untangles according to a neat and instructive moral lesson.
The Mansion of Happiness: An Instructive Moral and Entertaining Amusement is a children's board game inspired by Christian morality.
My own experiences in war, my own and personal struggles with moral injury, is that not instructive to me?
It is instructive to see how quickly moral codes change when the conditions that gave rise to them vanish.
The analogy with mathematics is instructive, for we acquire our moral knowledge in the same way we acquire knowledge of mathematical axioms.
The S&L crisis is quite instructive in thinking about the moral hazard and poor incentives now in place in the financial system.
An instructive example is found in the moral theory of Bernard Gert, who maintains that there are no moral rules of beneficence, only moral ideals.
Here is an instructive video about the state of moral evolution today.
