Original sentence: This usage, which is often pejorative, arose from labeling the religious stories and beliefs of other cultures as being incorrect, but it has spread to cover non-religious beliefs as well
Edited sentence: On the other hand, atheists and agnostics are offended by the insistent attempt of religionists to mix religion and science.This usage, which is seen by some as pejorative, arose from labeling the religious stories and beliefs of other cultures as being incorrect, but it has spread to cover non-religious beliefs as well