I was a man who was lucky enough to have discovered a political theory, a man who was caught up in the whirlpool of Cuba's political crisis...; discovering Marxism...was like finding a map in the forest.

If religious feeling is put in opposition to social change, then it does become an opium, but if it is joined to the struggle for social change then it is a wonderful medicine.

I’m not attached to anything. I’m attached to what it feels it's my duty, to do my duty. I think that I will die with the boots on.

The percentage of mentally disturbed people in the United States is very high. From the time the American gets up in the morning, he feels as if someone is trying to influence his will in some way: he is a person with a thousand pressures. The Americans live under a great strain ... and have great feelings of frustration.

I began revolution with 82 men. If I had to do it again, I do it with 10 or 15 and absolute faith. It does not matter how small you are if you have faith and plan of action.

...quality of life lies in knowledge, in culture. Values are what constitute true quality of life, the supreme quality of life, even above food, shelter and clothing.

... If Mr. Kennedy does not like Socialism, we do not like imperialism. We do not like Capitalism.