Validation of Holsti's Stanford political dictionary ( instrument to infer political attitudes of international politicians from their messages ) / 121 words / 58'actor action target' themes / 46 sentences / 38 paragraphs and 20 texts submitted to the Holsti-Osgood evaluation potency activity 'scores' ( for 80 words ) and Holsti's evaluation scores / texts form the basis for the systematic selection of themes, sentences, paragraphs, etc. / texts from C. Morton's 'The dynamics of conflict the United States and the Soviet Union 1961-1963, Stanford 1973.