One of the best explanations of allegory and its talismanic appeal to Walter Benjamin…
Allegory was a preeminent aesthetic mode in Christian visual and literary art of the Middle Ages, and its primary role was one of spiritual edification. Like holy relics and statuary, allegorical images or texts were thought to offer portals through which the holy realm outside the senses could be directly experienced.
Victoria Nelson “Walter Benjamin and the Two Angels” Raritan Vol. XXXV No. 3.
And so for day 1856