"I never saw a contradiction between the ideas that gave me strength in my youth and the ideas that I have now. They are the same ideas, but I have developed them."

"They talk about the failure of socialism but where is the success of capitalism in Africa, Asia, and Latin America?"

"I'll be 90 years old soon. Soon I'll be like all the others. The time will come for all of us, but the ideas of the Cuban Communists will remain as proof that on this planet, if one works with fervor …"

"The duty of every revolutionary is to make revolution."

"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."