Oh, man, it's not fair. Just when I made it into cosine's sig line, he boots me for something else.
The Powers That Be have discovered over the ages that the vast populations are a lot easier to manipulate if they feel guilty about something.
So you have Christian sin... You're all guilty, no matter what! Just as soon as you get hatched! Maybe sooner! GUILTY!!! Now do what we want, and maybe things will be okay...
Bogie, you'll notice that people all over the world feel guilty for all sorts of reasons, so you can't blame Christianity. It's actually the most liberating religion out there. You don't really have to do anything to be forgiven, you just ask. Well, OK, there is this one large denomination that's into penance and such. Hint: Penance is not a Biblical concept.