Psychological factors are vital. We don't learn how to improve our emotional intelligence. Even in ancient cultures, such as the Greeks, cultivation of the art of being able to enter a state of awareness that is deeply blissful, and beyond thought and feeling as such. Many people have become disillusioned with religions and, as such, have turned away from pursuing anything spiritual. That create a loss of sense of purpose and a lot of anger. Sure, there are all sorts of problems with organised religions, but there are also all sorts of problems with the world of 'science' too.