Upstream: Selected EssaysOne of O, The Oprah Magazine's Ten Best Books of the Year The New York Times bestselling collection of essays from beloved poet, Mary Oliver. "There's hardly a page in my copy of Upstream that isn't folded down or underlined and scribbled on, so charged is Oliver's language . . ." Maureen Corrigan, NPR's Fresh Air "Uniting essays from Oliver's previous books and elsewhere, this gem of a collection offers a compelling synthesis of the poet's thoughts