In the Briar Dharnek Upanishad, it is said that one must become enlightened. How do we realize our Brahman nature? This is going to go into that. But before that, just an observation about realization or enlightenment. He says, look at the functioning of the senses. Notice three things. The difference, they are different. And their sources, the origins of these senses are different. So, three points he has made. One point is, the senses are all different. What they are doing, their functions are different. That is one point. The second point is,. the origin of the senses, where they come from, it is different. They are