In Shanghai, Wallace Chan builds a cathedral of titanium

Korea Herald correspondent SHANGHAI — The man at the center of the Long Museum's vast concrete halls seems, at first glance, an unlikely author for them. Slight and soft-spoken, with a long white beard that gives him the air of a Taoist sage rather than a maker of monuments, Wallace Chan stood before some 50 reporters at the opening of "Vessels of Other Worlds" and stopped mid-speech to collect himself, overcome in a way his staff said no one had seen before. At 70, with the largest exhibition o