If you shine a light through a crystal like quartz, you sometimes get a rainbow effect. THis is like the light becoming a rainbow prism effect.
Plato used the shadows on a cave wall. The shadows are where the material world is. The light is its own energy. But the object casting the shadow, that would be the "cause" itself, which is unseen.
As for what a causal plane is, I would need more context on what people think they are talking about.
Plato used the shadows on a cave wall. The shadows are where the material world is. The light is its own energy. But the object casting the shadow, that would be the "cause" itself, which is unseen.
As for what a causal plane is, I would need more context on what people think they are talking about.