"The major lesson of the Cuban Missile Crisis is this: The indefinite combination of human fallibility and nuclear weapons will destroy nations. Is it right and proper that today there are 7500 strategic offensive nuclear warheads, of which 2500 are at 15 minute alert to be launched by the decision of one human being?"
January 1, 1970
https://en.wikiquote.org/wiki/Cuban_Missile_Crisis