I would say question your beliefs. However, over 90% of what you believe did not originate from within you. It was taught to you. It was placed in your mind by outside influencers as you developed from childhood. Particularly cultural customs, religion, and the education(indoctrination) system.
https://archive.org/details/gloryofbyzantium0000unse/mode/1up?view=theater
https://archive.org/search.php?query=title%3A%28%2Agypt%29%20AND%20date%3A%5B1830-01-01%20TO%201945-01-31%5D