Self-awareness begins when you begin to treat your so-called "Self" as just an-Other, as just another Object of Consciousness.Metacognition begins as a self-correcting "Oops!" and continues as feedback loops of self-awareness.
Big Bang could not have been an explosion (from nothingness into nothingness). Had to be a Big Ripple in the already eternally existent, infinitely boundless pond. (See Enso of Nothinglessness for details).
We live on the edge of space: look out of the window this morning - this landscape you see is the edge of space, the surface of our planet, the boundary between everything and nothing.
If there is no true emptiness (nothingness) and, therefore, no separation, and, therefore, no possibility of physical movement, then all change is but an illusion, i.e. a dream.