Anti-Semitism is dangerous for the toilers, for it is a false track which diverts them from the proper road and leads them into the jungle. Hence, Communists, as consistent internationalists, cannot but be irreconcilable and bitter enemies of anti-Semitism. In the U.S.S.R., anti-Semitism is strictly prosecuted as a phenomenon hostile to the Soviet system. According to the laws of the U.S.S.R. active anti-Semites are punished with death.
Joseph StalinAs you can see, even when [Adolf] Hitler desires to speak for peace, he cannot dispense with threats. This is symptomatic.
Joseph StalinTo choose one's victims, to prepare one's plan minutely, to slake an implacable vengeance, and then to go to bed... There is nothing sweeter in the world.
Joseph Stalin