Thad Brahmam is one it is the one vast all of these consciousnesses are one consciousness many minds not only the objects in the world. and again the waking state you are that one consciousness it's great that sounds wonderful but in seriously in our mind there will be the suggestion I am that consciousness but look there are so many people here so that means they also must be like a consciousness like that.
Swami Sarvapriyananda teaches the Katha Upanishad, one of India's most revered texts which is also a part of the Vedas. It is a collection of philosophical poems representing a conversation between the sage Naciketas and Yama (god of death). They discuss the nature of Atman, Brahman and Moksha(liberation).