Geoffrey Rush is one of Australia\u2019s most celebrated exports, a protean character actor whose roles have ranged from the mentally frail pianist David Helfgott (his Oscar-winning performance in \u201cShine\u201d) to George VI\u2019s speech therapist Lionel Logue (\u201cThe King\u2019s Speech\u201d) to the Marquis de Sade (\u201cQuills\u201d).\xa0 \xa0