sentences:  Kissinger himself said that he had never used the term "Realpolitik" and stated that it is used by both liberal and realist foreign policy thinkers to label, criticize and facilitate a choosing of sides.Kissinger had looked at what he implemented while he served as Secretary of State and National Security Advisor not in the confines of making "Realpolitik" a standard policy, but within the terms of being a statesman.That political mindset can be seen in Kissinger’s book "A World Restored" and was pointed out by historian John Bew in his book "Realpolitik".