The expense of spirit in a waste of shame Is lust in action; and till action, lust Is perjur'd, murderous, bloody, full of blame, Savage, extreme, rude, cruel, not to trust; Enjoy'd no sooner but despised straight, Past reason hunted, and no sooner had, Past reason hated, as a swallow'd bait, On purpose laid to make the taker mad; Mad in pursuit and in possession so; Had, having, and in quest to have, extreme; A bliss in proof, --and prov'd, a very woe; Before, a joy propos'd; behind, a dream. All this the world well knows; yet none knows well To shun the heaven that leads me to this hell. Thus starts Dr. Judith Reisman's paper on the effects of pornography on the brain. She quotes William Shakespeare who describes the madness that takes hold of a man (or a woman) who seeks to quench their lust, yet nothing satisfies. As a content analysis specialist, my task here has been to review evidence from the brain sciences to uncover if and then how ...