“Obsessive–compulsive disorder (OCD) is an anxiety disorder characterized by intrusive thoughts that produce uneasiness, apprehension, fear or worry (obsessions), repetitive behaviors aimed at reducing the associated anxiety (compulsions), or a combination of such obse...

“So the problem with porn,” the old man in an Air Force jacket emblazoned with faded letters, The Super Flying Fortress Falcons, says to his grandson, “Is that porn isn’t real.”

 
He narrows his wrinkled, basset hound eyes, and pulls from his pocket a small plastic bag...