 In 1938, at the Third Betar Conference in Warsaw, when the Revisionist leader Ze'ev Jabotinsky attacked the militant stance of Poland's Betar leader Menachem Begin, Scheib spoke in Begin's defense.The next year, when the Second World War broke out, Scheib and Begin escaped together from Warsaw.Begin was arrested by the Soviet police in the middle of a chess game with Scheib, and it was several years before their next encounter.