Seven terrazzo columns run diagonally across a narrow room, each one standing slightly taller than the one that came before. Behind them stands a large piece of a perforated concrete wall (the kind used in Mediterranean buildings to shade exposed stairwells and balconies), its pattern of circles-in-squares hinged on a metal structure and cut like the head of an arrow, pointing inward. Together, the columns and wall—discarded objects of demolition, altered by the artist—form a single installation, Then We Realized, Time Is Stone, 2016, which makes up roughly half of Saba Innab’s most