"I became a Communist by studying capitalist political economy, and when I had some understanding of that problem, it actually seemed to me so absurd, so irrational, so inhuman, that I simply began to …"

"United States will come to talk to us when they have a black president and the world has a Latin American pope."

"The problem of humanity is not what it consumes, but what it wastes."

"I reached the conclusion that the only way to avoid the path of war was to try to organize a system of collective security that would prevent aggression."

"I am not a messiah, but I am a revolutionary."