"...consumers of pornography do 'develop a calloused and manipulative orientation toward women.'"

--James B. Weaver, III, "Pornography and Sexual Callousness: The Perceptual and Behavioral Consequences of Exposure to Pornography," in Media, Children, and the Family, 215-225.

"...memories of experiences that occurred at times of emotional arousal (which could include sexual arousal) get locked into the brain by an adrenal gland hormone, epinephrine, and are difficult to erase. This may partly explain pornography's addicting effect."

--Victor Cline., Ph.D., "Pornography Effects," in Media, Children, and the Family, 237.