This book explores the relationship between being and time —between ontology and history— in the context of both Christian theology and philosophical inquiry. Each chapter tests the limits of this multifaceted thematic vis-à-vis a wide variety of sources: from patristics (Maximus the Confessor, Gregory of Nyssa) to philosophy (Kant, Kierkegaard, Heidegger) to modern theology (Berdyaev, Ratzinger, Fagerberg, Zizioulas, Yannaras, Loudovikos); from incarnation to eschatology; and from liturgy...