As after-school activities, sacking your peers on the football field and reciting Carl Sandburg’s “Chicago,” from memory in front of an audience and judges, have a little in common. But not a ton, said Langston Ward, 17. They tap the same origins, he said – “your person, what’s inside you and what drives you” – but football involves a fieldful of teammates, not to mention sanctioned hitting. “It’s hard to put into words, but it’s exhilarating,” Ward said.