Cape Coast Castle by Yusef Komunyakaa   “No tears in the writer, no tears in the reader,” Frost declared, and though I find myself still ashamed to cry, something about this adage sings to me, familiar, as from my mother’s rough alto. Is it possible I forgot, but still anticipated, the second half of that instructive? “No surprise in the writer, no surprise in the reader,” Frost continued. Something turns. Whether emotional, epiphanic, imagistic, or what have you, Frost is pushing me toward acknowledging the critical importance of surprise in all its forms—of the discovery of a not-before-now-known knowledge realized in process of the poem. I love the way Yusef Komunyakaa’s “Cape Coast Castle” begins here, startling with shock and surprise. I love how…