These points constitute part of things called in Divine...

These points constitute part of things called in Divine religions fitrah “nature”, and so much emphasis upon them is made in Islam. Chastity and bashfulness also being among these characteristics: Covering the front “private” parts was the usual habit of man, as the cave dwellers used to cover themselves “veil the private parts” with tree leaves and animal skins, and so also the present world dwellers.

It is out of scope here to refer to form, measure and way of emergence of this trait, but the original point in this regard being that this habit was always observed as a human virtue. Besides, coyness…