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.

A revolution is not a bed of roses. A revolution is a struggle between the future and the past.

There is nothing that compares to the Holocaust.

Ideas do not need weapons.

You Americans keep saying that Cuba is ninety miles from the United States. I say that the United States is ninety miles from Cuba and for us, that is worse.

Were Kennedy not a millionaire, illiterate and ignorant, then he would obviously understand that you cannot revolt against the peasants.

We do not deny the possibility of peaceful [political] transition, but we are still awaiting the first case.