anima animating force astral body atman bathmism beating heart biological clock biorhythm blood breath breath of life buddhi divine breath divine spark elan vital essence of life force of life gross body growth force heart heartbeat heartblood impulse of life individual essence inspiriting force jiva jivatma kama life breath life cycle life essence life force life process lifeblood linga sharira living force manas mind ousia physical body pneuma prana principle of desire seat of life soul spark of life spirit sthula sharira substance of life vis vitae vis vitalis vital energy vital flame vital fluid vital force vital principle vital spark vital spirit