When marketing wunderkind Alec Le Sueur signed on for a five-year stint at the Holiday Inn on the roof of the world in Lhasa, Tibet, no one told him the job required the wit and wisdom of a psychiatrist, the nose of an exterminator, the artistry of an emergency medical technician, and the diplomatic talent of a mortician. A staff trained with Fawlty Towers videos (until the comedies were seized by Communist authorities) served an eclectic mix of celebrities,...