Everything is an opinion until one strives to make it their own reality -- and vice-versa at times too.
Even without your best personal conviction of truth held in some manner or some thing, it sometimes can be useful to believe.
You don't best seek a new form of truth if still stuck in the idea of an old falsehood having power or light.
The process of learning, formation of knowledge, paradigms and systems paradoxically lends itself to the ideals of exclusivity, control and limitations of execution.
When you remove the rules or boundaries you might just see the full extent of the problem.
Sometimes you learn much more by thinking your own way than by the act of rigid studying.