The mental power that examines, observes and understands (manīsā), the mind (mánas), the will (kāma) and the evolvent (ābhú) is, in fact, from the power/substance of the One Itself.
An analysis of ancient Vedic philosophy: Puruṣa is a cosmic being who manifests the universe with only one quarter of himself becoming all things, while the other three remain immortal in heaven.
Apaurusheyatva and Nityatva can be found only in a deeper level of language where operate entities like the kārakāṇi as distinct from the vibhaktayaḥ ‘declension-cases.
Given the many similarities between the Upanishadic tradition and the Platonic school, many scholars naturally wonder whether there were contacts (or cross-influences) between India and Greece before Alexander’s thrust into N-W India in the late fourth century BC.
In the Upanishads, a man contains all cosmic elements from highest to lowest and with proper education can realize cosmos within himself and realizing oneself as Brahman, one becomes All and then All serves him
Unlike Plato’s Dialogues which are the writings of one author, the Upanishads were composed and/or compiled by many different sages who lived in different periods and places; it is therefore understandable that there should be differences and even contradictions in some areas.
The classical Sāṅkhya contains several contradictions both in the epistemological and in the ontological sphere, despite the claim of its followers that it is a rational system