As infants and into toddlerhood, our brain embarks on a developmental course with an extraordinary burst of synapse production, a process known as synaptogenesis. Our minds rapidly absorb knowledge and experiences at an age when we are not mature enough to differentiate between the keep because it is helpful, discard because it is detrimental. The subconscious takes in all and stores all for future application when the frontal lobes are more fully developed. The prefrontal cortex, responsible for higher reasoning, reaches full maturity around the age of 25. That is...