Unlike the ignorant limousine leftists of Hollywood, Cambridge, Manhattan, Georgetown and Western Europe, the heroes of Eastern Europe know what it's like to live under the horror of communism. That's why they're calling for the ouster of Cuban dictator Fidel Castro. In a letter sent to leading newspapers internationally, three former presidents - Vaclav Havel of the Czech Republic, Lech Walesa of Poland and Arpad Goencz of Hungary - say European countries should fund opposition groups in Cuba, wire services reported today. Castro's regime is "at its last gasp" and comparable to Eastern Europe in the late 1980s, the three...