Karl Löwith - Nature, History, Existentialism

https://www.scribd.com/document/269560067/Karl-Lowith-Nature-History-Existentialism

now, you see, why I'm interested in Karl Lowith, i.e. 回到歷史 (not in a Heidegger's way ?), 回到自然 (Gelassenheit, a la Heidegger)