In NDPR Charles E. Scott reviews Daniela Vallega-Neu's Heidegger's Poietic Writings: From Contributions to Philosophy to The Event.

In these volumes he experimented. He probed. He shifted repeatedly his emphases on words and formations of thought. As Vallega-Neu shows, he modulated the tones that composed his words and attuned himself to the different tones accompanying his language that he did not intentionally produce and that elicited new words, rhythms, and thoughts. Various shapes of thinking evoked still other thoughts. These volumes compose processes that he did not entirely possess, processes that arose, I believe, from his sense of a tantalizing withdrawing -- I could stretch proper wording and say, his sense of the tantalizing absencing presence of life, of being: withdrawingpresencing beckoning (absurdly) in the absence of constant being