Getting older is a bizarre experience.
When we’re young, we are, understandably, not very good at anticipating the sort of person we’ll one day become; only in hindsight do we realize that. More surprising, or at least challenging to our sense of continuity, is that once through the veil of maturity, we’re just as poor at retrospection. It’s as if we’re reincarnated with mostly vague recollections of our previous life—we retain something of before, but we’re no longer the same person.
Cognitive neuroscientist Sarah-Jayne Blakemore’s book Inventing Ourselves is a fascinating examination of what recent decades of technological progress and investigation have shown us about the teenage brain.