There can be different types of spiritual self because it is determined on one's life and experiences.

Another vital element is the preparation of the spiritual self.

When your spiritual self is empowered, you can begin to experience the fullness of life.

That your consciousness is now entirely in your machine, I mean, spiritual self.

The old characters are left behind and a new spiritual self is born.

But they're learning to relinquish the material world and concentrate upon their spiritual selves.

The subtle spiritual self works within the gross physical body.

To live life to the full involves awareness of the physical, emotional, mental and spiritual self.

Later, she connected to her spiritual self through Aang.

So when you sense that, you try to look into your spiritual self.