"Humanity should be aware of what we have been so far and what we cannot continue to be. Presently, our species has enough accumulated knowledge, ethical values and scientific resources to move towards a new historical era of true justice and humanism."
“Revolution is the sense of the historical moment; it is changing everything that must be changed; it is full equality and freedom; it is being treated and treating others like human beings; it is emancipating ourselves, by ourselves and with our very own efforts; it is challenging the dominant powerful forces within and outside of the social and national arena; it is defending the values one believes in at the cost of any sacrifice; it is modesty, selflessness, altruism, solidarity and heroism; it is fighting with audacity, intelligence and realism; it is never telling a lie or violating e
"His accusation against internationalist Cuban revolutionaries --using the nickname Fidel to identify one of them who was capable of “torturing a prisoner to death”-- is totally lacking in any ethics.
Allow me to remind you, Mr. McCain: The commandments of your religion forbid you from lying. Your years in prison and the wounds you received as a result of your attacks on Hanoi do not excuse you from the moral duty of truth".
"Ideas are born of knowledge and ethical values. An important part of the problem would be technologically solved, another must be cultivated restlessly. Otherwise, the most basic instincts shall prevail".