one has to practice meditation to the level of liberating
himself(soul) from his body and once it is unleased, one can realize
what is it like going through a soul transformation and he could
realize the consciousness of his soul and body without the
intervention of his mind and so on...

The Alchemy of Personal Transformation:
-Nithyananda
Sadhu says: Angam pazhuthal thangam pazhukkum.(if your being is ripe,
gold can happen.)