The multiplicity is only apparent. This is the doctrine of the Upanishads. And not of the Upanishads only. The mystical experience of the union with … - Erwin Schrödinger

Needless to say, taken literally, this is just as absurd. For an adult organism the energy content is as stationary as the material content. Since, surely, any calorie is worth as much as any other calorie, one cannot see how a mere exchange could help.

Nirvana is a state of pure blissful knowledge... It has nothing to do with the individual. The ego or its separation is an illusion. Indeed in a certain sense two "I"'s are identical namely when one disregards all special contents — their Karma. The goal of man is to preserve his Karma and to develop it further... when man dies his Karma lives and creates for itself another carrier.

There’s another one like you sitting over there, thinking and feeling go on in him too.’ And now everything depends on how we go on: whether with ‘I am over there too, Self is over there, that is myself’; or with ‘There is a self over there, like yours, a second one’. It is the word ‘a’ which differentiates the two ideas, the indefinite article, degrading ‘self’ to a common noun. It is only this ‘a’ which makes the breach with idealism irreparable, fills the world with ghosts and drives us helplessly into the arms of animism.