CEVAP:

He does believe that international politics cannot be seized by only theoretical approach and for this reason the study of history is crucial. For Kissinger diplomacy had a secondary role and is dependent upon politics and statesman. As a realist like Morgenthau, Kissinger accepts the states are the main actors of international
system, which is a scene of struggle for power and national interest. Diplomacy is an instrument in conducting relations among these actors by peaceful means.