Revolution, the substitution of one social system for another, has always been a struggle, a painful and a cruel struggle, a life and death struggle.
Joseph StalinAs you can see, even when [Adolf] Hitler desires to speak for peace, he cannot dispense with threats. This is symptomatic.
Joseph StalinIn what do the activities of the Communist Parties consist? In what ways can they manifest themselves? These activities usually consist in the organization of working masses, in organizing meetings, demonstrations, strikes, etc. It is absolutely clear that American Communists cannot perform this in Soviet territory. The American workers are not in the U.S.S.R.
Joseph Stalin