real and unreal

• The one in which the non-dual Brahman-Atman is the all inclusive ground of the universe and
• The one in which all reality in the universe is but an illusion

the trinity

when these three are  executed in work life and added as a life skill life gains all the prosperity and content.

• Sattva – a template of balance or equilibrium;

• Rajas – a template of expansion or activity;

• Tamas – a template of inertia or resistance to action.

we are not aware of the treasure

The Upanishads impressed Schopenhauer. He called them "the production of the highest human wisdom"