books.google.fr - Not only is economic and social progress possible without the dog-eat-dog competition of capitalism, Castro argues, but socialism remains the only way forward for humanity. Also discusses Cuba's role in the struggle against the apartheid regime in southern Africa....http://books.google.fr/books/about/In_Defense_of_Socialism.html?hl=fr&id=u5NqAAAAMAAJ&utm_source=gb-gplus-shareIn Defense of Socialism