By self-study, by observing, by being hollow and empty, you become a channel - you become a part of the Divine. You are able to feel the presence of Divinity. All the different angels and devas, all these different forms of our consciousness, start blossoming.
As long as you have attachment to the body and attachment to objects, fear and suffering will be with you. Therefore Krishna told Arjuna to develop his discrimination and rid himself of body consciousness. Only then he would be able to develop integral vision.
When a man in the process of dreaming becomes conscious that he is dreaming, he is no longer identified with the phenomena; he is not affected exultantly or dolefully. God consciously dreams His cosmic play and is unaffected by its dualities.

