Wilhelm Schmidt-Biggemann is a vigilant discoverer and preserver of spolia. In his numerous publications, this Berlin-based philosopher and historian of philosophy masterfully brings the most important and influential concepts of Western spirituality back into the spotlight and explores the tensions between rational systematisation and mystical experience. This volume is dedicated to Wilhelm Schmidt-Biggemann on the occasion of his 80th birthday and contains essays on the history of philosophy, Kabbalah, theology, art and history in general. – With contributions by Ursula Wolf, Esteban Law, Angela Gast, Thomas Leinkauf, Beate Ulrike La Sala, Julian Kiefer, Florian Hamann, Saverio Campanini, Dana Eichhorst, Peter Schäfer, Thomas Brose, Günter Frank, Bernd Roling, Friedrich Vollhardt, Walter Sparn, Thomas Behme, Volkhard Wels, Stefan Lorenz, Anne Eusterschulte, Andrew James Johnston, Wilhelm Kühlmann, Frank Böhling, Elisabeth and Paul Richard Blum, Martin Mulsow, Sebastian Lalla and Wenchao Li.