"There are no frontiers in this struggle to the death. We cannot remain indifferent in the face of what occurs in any part of the world. A victory for any country against imperialism is our victory, ju…"

"We must harden ourselves, but without ever losing our tenderness."

"In times of excessive tension we cannot proceed weakly. At the Sierra Maestra, we executed many people by firing squad without knowing if they were fully guilty. At times, the Revolution cannot stop t…"

"We must be hard, because the masses need to be hard."

"Let me say, at the risk of seeming ridiculous, that the true revolutionary is guided by great feelings of love."