Respectfully Quoted: A Dictionary of Quotations. 1989.
Nikita Sergeyevich Khrushchev (18941971)
I happened to read recently a remark by the American nuclear physicist W. Davidson, who noted that the explosion of one hydrogen bomb releases a greater amount of energy than all the explosions set off by all countries in all wars known in the entire history of mankind. And he, apparently, is right.
NIKITA S. KHRUSHCHEV, address at the United Nations, New York City, September 18, 1959, as reported by The New York Times, September 19, 1959, p. 8.
The physicist quoted was eventually found to be William Davidon, associate physicist at Argonne National Laboratory, Lemont, Illinois.