In the Third World, there are 1.3 billion poor people. In other words, one out of every three inhabitants lives in poverty.

More than 820 million people in the world suffer from hunger; and 790 million of them live in the Third World.

The societies of consumption and squandering of material resources are incompatible with the idea of economic growth and a clean planet.

The universities are available only to those who share my revolutionary beliefs.

Good athletes do not know what tiredness is. They do not know what discouragement is. Good athletes only know what victory is.

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.

I do not conceive of any manifestation of culture, of science, of art, as purposes in themselves. I think the purpose of science and culture is man.