When one understands.

There is no such thing as nothing , that there has never been a time that consciousness did not exist, and that all energies have sprung from one single energetic source and are all interrelated and one and different from each other  , one can say that truely a person has understand the complete sciences of mind , matter and consciousness as well as the explanations for their unlimited nature and complexities.  Once one thing is known everything is known.

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