You are the Ultimate Infinite Existence (Paperback) (ISBN-13: 9798897446278)

Thath thwam asi (You are ultimate infinite consciousness) - Vedas

O! Ramachandra! "As metal is refined in the furnace so man unifies himself with and becomes the Infinite Divine consciousness (Supreme Self/ (Paramathma) by acquiring the knowledge of the Infinite consciousness" - Sri Vasishta Gita

"Only the young, the strong and the people with sharp intelligence can see the Supreme Consciousness" - Upanishads

Link between Sharp intelligence and Seeing God or Infinite Substratum or Supreme Consciousness is only told by Ancient Indian philosophers and no other philosophy or religion in the world has told this unique and interesting subject.

Also, Indian philosophers advised us to be free spiritually not just being spiritual.

"You are the Ultimate Infinite Existence nothing is beyond or above or other than you in the Universe" - Vedhantha