something nature determines progress life ref name jamesg james g lochtefeld guna illustrated encyclopedia hinduism vol rosen publishing p ref samkhya theory gu widely discussed developed refined various schools indian philosophies including buddhism samkhya 's philosophical treatises also influenced development various theories hindu ethics ref name royper ved nta realization nature self identity principal object vedanta system indian metaphysics upanishads self consciousness first person indexical self awareness self awareness self reference without identification also
Humanities Philosophy Metaphysics