Leonard Pitts Jr.: Some of us still have some growing up to do
“I know you are, but what am I?”
Remember that kid from fifth grade? That little riposte constituted his entire arsenal of comebacks. Slam him with the most devastating putdown the schoolyard had ever seen and he’d always hit you with that same trite retort, a lame bit of rhetorical judo that sought to co-opt your insult and turn it back on you. The sheer
