Much to the contrary. My thought is anything but original, and I’m far happier for it.
Additionally, being informed by the ‘insecurities and beliefs’ (as you say) one is raised with hardly makes one a slave to the world providing these ‘insecurities and beliefs’ - I would think that learning from lessons told is much smarter than trying to come up with stupid original thoughts.
Additionally, could you elaborate on what you mean by ‘insecurities’?