The Descent of Man

Reading Augustine's De Trinitate this semester with a group of students, I was struck by this brilliant analysis of the way that sin operates.  It comes from Book XII:

 

"For just as a snake does not walk with open strides bur wriggles along by the tiny little movements of its scales, so the careless glide little by little along the slippery path of failure, and beginning from a distorted appetite for being like God they end up by becoming like beasts."