It is a crucial element of personal energy, for the simple reason that when we exercise intent, we naturally apply will to the effort.
As in dreamers verses stalkers, or oracles and seers and such? Ah well, that's the Castanedian approach.
You mean the big white guy on the throne? Well, the God concept isn't new. It has, in all the religions with the exception perhaps of Buddhism, certain common elements.
An ally is any energy that can be accessed for either good or bad that is outside the general makeup of human energy.
"Life is but a player who struts and frets his hour upon the stage and then is heard no more. It is a tale, full of sound and fury, told by an idiot, signifying nothing".
We are connected to the world through our accumulation of energy, the energy we are born with. We begin assembling this reality as soon as we are born; it's part of our nature to do so.
We're always on the brink, we just don't realize it. That's the short answer anyway.
We, as human beings, even those of us who sit on the evolutionary fence, have natural paradoxes that run through our energy.
First of all, ghosts are real, but they aren't real in the sense held in the popular imagination.