This is no mere anthropomorphizing, but rather a deeper, quasi-religious connection to the natural world, a singular passion that shines in each paragraph ... Oliver immerses us in an ever-widening circle, in which a shrub or flower opens onto the cosmos, revealing our meager, masterful place in it. Hold Upstream in your hands, and you hold a miracle of ravishing imagery and startling revelation.
...provides deep insights and delightful anecdotes as she examines her role as a writer, reader and a spiritual seeker who constantly practices what she describes as the redemptive art of true effort ... Oliver incorporates all of those insights in her poetry. Yet here, the expansiveness of prose allows her to explore ideas in depth and to share imperatives ... The richness of these essays — part revelation, part instruction — will prompt readers to dive in again and again.
I need a moment, more than a moment, in the steady and profound company of Mary Oliver and I think you might need one too ... 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. What her language is not is sentimental or confessional ... Her essay here on Poe turns out to be the most compassionate piece on him I've ever read.
...despite Oliver’s well-demonstrated power, one of the book’s first sentiments is a disclaimer about its smallness in comparison to the world it describes ... Despite being a thin volume, Upstream is a cognitively weighty book ... The book’s finest moments are when Oliver dwells on the nature she has spent a lifetime loving. Thankfully, these are frequent ... This book is thought-provoking, and it does go somewhere. Where it goes is ultimately up to the reader — whose mind, after all, is the soil in which Oliver’s contemplative turns of phrase will bloom.
...conveys a sense of valediction for a writer in the final phase of her life and work ... Upstream is a testament to a lifetime of paying attention, and an invitation to readers to do the same.