India, Sept. 10 -- We live so entangled with our thoughts, our worries, our achievements, and our failures, that we often forget there is a difference between the mind and the one observing it. The Mundaka Upanishad captures this through a striking image of two birds seated on the very same tree.

One bird hops from branch to branch, eating the fruits of the tree, tasting both their sweetness and their bitterness. When the fruit is sweet, it is thrilled; when bitter, it recoils in distress. It is restless, constantly reaching for the next fruit, convinced that satisfaction lies just one branch away. The other bird does something entirely different. It does not eat. It simply watches, calm and luminous, untouched by whether the fruit its c...