If you've ever heard me talk about all the MANY things I love about barre, you know that for me it's more than just the physical benefits. I love the way that barre has transformed my body, giving me tone, definition and strength like nothing else has and the buzz of the #barrehigh, but it's so much more than that. As I shared previously, barre has taught me many important life lessons and provides me with ongoing opportunities to develop mental strength and grit.   And just recently, I was reminded of exactly how this happens. Last month I read Norman Doidge's The Brain That Changes Itself which included research and…