Moreover, the shape instructs many not to sin, because it renders detection easy. To those who do [not] wish to sin openly, a habit that will escape observation and is not conspicuous is most agreeable, which, when assumed, will allow them to transgress without detection; so that, being undistinguishable from others, they may fearlessly go their length in sinning. A cropped head not only shows a man to be grave, but renders the cranium less liable to injury, by accustoming it to the presence of both cold and heat; and it averts the mischiefs arising from these, which the hair absorbs into itself like a sponge, and so inflicts on the brain constant mischief from the moisture.