• Today, when we look at a brain, we see an intricate network of billions of neurons in constant, crackling communication, a chemical labyrinth that senses the world outside and within, produces love and sorrow, keeps our hearts beating and lungs breathing, composes our thoughts, and constructs our consciousness.

    Carl Zimmer (2014). “Soul Made Flesh: The Discovery of the Brain--and How it Changed the World”, p.5, Simon and Schuster