Live contemplating the body. Contemplate internally and externally. Contemplate the origination of things in the body. Contemplate the dissolution of things in the body.
The soul is something which contains the body. The body doesn't contain the soul. The soul, if we put it into modern language, is the entire complex of relationships in whose context this organism exists.
Live according to Nature, runs the maxim of the West; but according to what nature, the nature of the body or the nature which exceeds the body? This first we ought to determine.
The soul comes from without into the human body, as into a temporary abode, and it goes out of it anew it passes into other habitations, for the soul is immortal.
This intelligence itself is modified into what we call egoism, and this intelligence is the cause of all the powers in the body. It covers the whole ground, sub-consciousness, consciousness, and super-consciousness.
Superstitions are all materialism, because they are all based on the consciousness of body, body, body. No spirit there. Spirit has no superstitions - it is beyond the vain desires of the body.
Ill-digested principles are, if anything, worse than ill-digested food, for the latter harms the body and there is cure for it, whereas the former ruins the soul and there is no cure for it.