that "it is very easy for [white] to degenerate into brown, but very much more difficult for dark to become white, when the secretion and precipitation of this carbonaceous pigment has once deeply struck root" (269).
It follows from Blumenbach's theory that Mongolians and Ethiopians have degenerated farthest from the human norm. The norm itself sometimes seems to be simply a matter of temporal priority; at other times the priority is aesthetic, but never moral or intellectual. Blumenbach's attitude toward the five races is reflected in his choices of exemplary individual portraits: each of the five faces--all are male--positively glows with vigor and intelligence. 82