The power of the brain is limitless. It’s actually a collection of billions of cells called neurons that communicate with each other, which represents every thought you’ve had and will ever have in the future. The more times you stimulate one of these brain circuits, the stronger and more efficient it gets. The opposite is also true. If you reduce the stimulation to the circuit, the connections prune back and become less efficient. In some cases, they are completely erased! If you re-live...