Do you have a firm conviction that this ephemeral world is a manifestation of the mind? And the mind comes into existence due to the “I” thought. Without the “I”, there is no mind; no world.
Principle # 2:
Do you have a firm conviction that “I” am unborn? “I” have no existence and hence “I” shall never die.
Principle # 3:
Do you have a firm conviction that everything is “egoless”? Ego is not real, but falsely imagined. Has anyone ever seen a portrait of the Mr. ego?
Principle # 4:
Do you have a firm conviction that “I Am” no-thing? Do you feel that you not an object?
The "sense of presence"; the feeling "I Am" is the key to unraveling the Truth.