No. He was much weirder. I mean, when the Son of Sam says "Geez, that dude is ***** up. How does he do that?" you're pretty much off your rocker.
Read John Douglas' Inside the Mind of BTK, if you want to see how truly warped people can get. It's basically just a straight criminal profile done by one of the guys who invented criminal profiling. I have a high tolerance for true crime reading, but that book managed to disturb me.