Recursive Paradox
And sometimes people are far too oblivious or stupid to notice those big bold letters, which become oh so very more big, bold and obvious after the consequences wrap themselves around your neck and drill into your eye socket... or other unpleasant metaphors.
Well, it does leave the lesson etched very clearly in the mind.
While I am not nearly as sadistic as it may seem, I do support knowledge thru pain.
It is far better than not learning anything from the pain, and it gives us a very clear look at ourselves.
It is easy to profess something loudly, to beat at one's chest, rattle one's sabre, and make great oaths... however, do we truely know anyone, even ourselves, until we have had our convictions challenged? Until there is conflict, difficulty, adversity, there is no proof of virtue.