There is no evidence to support the belief that Soviet Premier Nikita Khrushchev ever questioned Americas power. He questioned only the President's John F. Kennedys readiness to use it. Elie Abel, The Missile Crisis (1966) Power tends to corrupt and absolute power corrupts absolutely.
Lord ActonIn every age its (liberty's) progress has been beset by its natural enemies, by ignorance and superstition, by lust of conquest and by love of ease, by the strong man's craving for power, and the poor man's craving for food
Lord Acton