Are we too public about every little thing nowadays? Molly Crabapple’s speedy illustrations of author Susan Cain’s theories on introverts and extroverts may be cute, but they will cut straight to down to your shallowness, you performative jerk. If you’re more about impressing people instead of improving yourself, that is. Woof. If you’re the sulking, scheming, lonely type - meow - you’ll need an extrovert, some brawn to get you going.