The Hindu religion appears ... as a cathedral temple, half in ruins, noble in the mass, often fantastic in detail but always fantastic with a significance crumbling or badly outworn in places, but a cathedral temple in which service is still done to the Unseen and its real presence can be felt by those who enter with the right spirit.
What you call the psychic being is the mind of the vital. The heart is the seat of this mind. And this mind is the essence of the senses. It receives things from outside, acts upon things that are outside - knows, gives consent, takes interest in them. But this mind cannot be the Ishwara, but it is the knower, the giver of the consent.
If it be true that spirit is involved in Matter and apparent Nature is secret God, then the manifestation in the divine in himself and the realization of God within and without are the highest and most legitimate aim possible to man on earth.
Not only a truer knowledge, but a greater power comes to one in the quietude and silence of a mind that, instead of bubbling on the surface, can go to its own depths and listen.
Indian religion has always felt that since the minds, the temperaments and the intellectual affinities of men are unlimited in their variety, a perfect liberty of thought and of worship must be allowed to the individual in his approach to the Infinite.
God does work through both pure and impure vessels but that does not mean that one should keep nature impure for ever. When the vessel will become pure the urge for action coming from within will be a flawless, definitive action. As long as that does not happen one has to minimize one's activities.
On the top of the head is a Chakra - Sahasradala or the thousand-petalled lotus. There is a Chakra in the middle of the forehead between the eyebrows and one in the heart-centre. The region between the navel and head constitutes the mental field. From navel downward extending till the terminus of the spinal chord, mūlādhāra, is the seat of the vital.