Weltschmerz: Pessimism in German Philosophy, 1860-1900
Frederick C. Beiser
Multiverse Theories: A Philosophical Perspective
Simon Friederich
The Mathematics of Life
Ian Nicholas Stewart
The Cambridge Encyclopedia of the World's Ancient Languages
Roger D. Woodard
The Cambridge Companion to Augustine
Norman Kretzmann & Eleonore Stump
Cambridge Companions to Philosophy (1)
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Peter J. Kreeft