if you don’t expose Little Susie to enough Baby Mozart and kale before she heads off to preschool, you’ve screwed her for life! This is an unhelpful story for every single person on the planet who is older than three, and it’s not true, so let’s ditch it. The truth is that there is a lot of activity in those early years, and another truth is that our brains continue to learn and develop, in both helpful and unhelpful ways, as long as we’re alive.

