Probably because of there oppression. Jesus did warn us about the sins of man and how it can kill the passive-moral man.
The whole point of the concept of god as you expressed in in your original post and in the quote above is to divert inquiry. If you are seriously interested in inquiry into the not purely physical and objective nature of things, take a tip from the Buddhists and explore subjective reality with the traditional tools like meditation, but be warned, you may end up godless Please Register or Log in to view the hidden image!
Same can be said for excess wind, although it is the release of that which feels good! Please Register or Log in to view the hidden image!
These are better known as emotions and they are quite real. They are generated by neural networks in your brain coupled with the trigger of various hormones. Recreational drugs can also trigger strong emotions. It is no wonder that religion has been called the opiate of the masses. Your reality is what your brain perceives. And God is entirely a concept your brain has created.