It is not a difficult concept, but it is powerful...
Nothing is everything
There is no discernible difference between experiencing 0% of our universe and 100% of our universe. Frequent floaters and practitioners of meditation describe a glow that comes over them after their activity. That glow is described as a sense of peace, grounding, and the feeling that you can handle anything. A recent study shows that these practices even reshape your brain.
"...frontal lobes lit up on the screen: Meditation is sheer concentration, after all. But what fascinated Newberg was that Baime's parietal lobes went dark."