It is, for example, useful to believe in certain types of God. It has personal or social utility. (I could write a 10K essay on this topic.)
But what are, in Buddhist terms "expedient means" get reified into dogma.
But the people who get to that level are insanely advanced.
Thus civic God: Athena
Why? Because I know enough about mystical/cultivation practices to recognize principles. People who do this shit w/o knowing why... no.