Self-knowledge or Brahma Gnana or Atma Gnana is the destroyer of ignorance. Self, is in the form of consciousness is all pervading and the cause of all the three states.
The means of attaining to Self-Realization for the acquisition of final liberation, serious seeker should constantly reflect into the nature of the mind, which is in the form of universe’.
The indifference with which one treats the excreta of a animal – such an indifference to the three states from the realm of Brahman in view of their impermanent nature, is called pure dispassion.
Consciousness the formless substance and witness of the three states itself is alone permanent, the three states [seen] are opposed to it that is transient – such a settled conviction is truly known as discrimination.
Turning away the focus of attention completely from the three states to the formless substance and witness of the three states with lots of patient endurance will help the seeking mind to establish in the consciousness, the true self.
Through self knowledge one can be free from the bonds of this world that is birth, life and deaths. To acquire self-knowledge seeker must have a burning desire.
Only that person who has intense urge and courage to accept the truth and reject the untruth and ready to drop all the pre-conceived ideas derived from the accumulated knowledge, and ready to learn to view and judge the worldview on the base of consciousness as self, without arguing on the base of scriptural authorities, ready to accept only un -contradictable truth, is qualified indulge in pursuit of truth. Seeker of truth should constantly reflect with a view to attaining Knowledge, desiring his own good.
Self- Knowledge is not brought about by any other means other than inquiry, analysis and reasoning on the true base, just as an object is nowhere perceived (seen) without the help of light.