I don't think spirituality is rational, although I am only now gathering information about it.
I think you are beginning to experience spirituality purps, based on your recent posts.
Our challenge as ex-JWs is to understand the definition of that word. Our association with the Witnesses really distorted our view of it.
I appreciate the comments about the difficulty of finding commonality in human experience, yet I feel we all have more in common than we realize. Birth, death, love, hate, longing, emptiness, all of these experiences and feelings are real and universal. Myths written in ancient scripts are not based in reality and when taken as more than allegory or metaphor have led to oppression and slaughter.