All forms of government—democracy, oligarchy, aristocracy, monarchy, tyranny—are inherently unstable…all political regimes are inherently transitional…the stability of all regimes is corrupted by the corrosive power of time.A close reading of history certainly supports his uneasy view. To Kristol's "time" I might add the ubiquity of human frailty.
Decades ago, Irving Kristol's fine essays on the OpEd page of the Wall Street Journal were instrumental in my emerging conservatism.