Consciousness may be the "inner" experiential (spiritual) side of the "outer" material (physical) cosmos, these being two irreducible aspects of One thing.
I suggest that unique waves never return, but rather the ocean continues waving. The ocean is waving in you now.
Oneness does not mean we must all become the same, but rather, that we have all manifested from the One, and it is in our differences that Beauty may be expressed.
It can be difficult to understand the difference between organized religion and the mystical experience. An analogy can help.
Mythologies run in cycles. We may be in the middle of a massive paradigm shift in the myths which point to our deepest meaning and identity in the cosmos.
We are perhaps the most conscious and self-aware lifeforms on the planet today, but humans were not inevitable, and we may have a far different future than we imagine. How do we find peace in that?
What are we to do in our precarious climate situation today? It's easy to feel powerless, helpless. Perhaps we should surrender to that, and fall into a Grace larger than ourselves.
Is the body an essential part of our true Self? Or is it like a temporary temple for the Divine to live?
Have you ever wondered where the energy that makes up your body-mind comes from, both bound in material form and free-flowing in "spiritual" form, and that this may be a deeper aspect of You?
We often think that Jesus was the "only begotten," but was he the only one that God begat? What else was "born" from that divine Source?