Ideas are addictive. That might be obvious but I think it's well worth mentioning. Ideas are the most addictive substance known to mxn. That's what brought you here, after all. I have something to tell you. Are you ready? You suck.
These are all conscious decisions, mind you. They're just not always conscious to you. In China, they have Idea Rehab Facilities (Call: 23o85973y5279t2y4728 if you're feeling egotistical). I hear they work quite well.