The brain remains plastic until death, and understanding its billions of connections informs our unique experiences and sense of self.

“But the fact is, the brain is plastic until the very day you die. And that ability now to get our head around what does billions of connections mean? What is all this information for? It's informing me. Not just to make us better to beat someone else on a test or anything else like that, but it's just part of who I am.”