When I was a boy, I used to see an old blind man outside the Kress’s store on Main Street in our town. He would sit on a little chair outside the back entrance, wearing his dark glasses, his white cane propped against his leg. He would hold out a tin cup and would extend a fistful of white pencils in the other hand, all the while hawking his wares with his impeded speech. He would say “PEN-suls! PEN-suls!” over and over. Every once in a while, some benevolent soul would stop and say “I’ll take two,” etc. and drop coins into his cup. The old man would nod in…