"It is not enough to sit around tables talking like characters in Chekhov plays about insoluble problems. We have to lift ourselves above the immediate constrictions and offer the world a plan and a vision of hope without which nothing substantial can be achieved." Thus spake the report on the State of the World written last year by the 18-member Willy Brandt Commission, which led to the reluctant summit of 22 heads of government at Cancun, the luxurious new-resort on Mexico's Caribbean coast.