Censuring Joseph Stalin at a public meeting, Soviet premier Nikita Sergeyevich Khrushchev was interrupted by a voice from the audience. "You were one of Stalin's colleagues," shouted the heckler. "Why didn't you stop him?"
"Who said that?" roared Khrushchev. There was an agonizing silence in the room. Nobody dared moved a muscle. Then, in a quiet voice, Khrushchev said, "Now you know why.