On November 17, 2005, Fidel Castro delivered a landmark speech at the University of Havana, addressing critical global and national issues while reaffirming the principles of socialism. Two decades later, his words remain strikingly relevant. Castro condemned the injustices of the modern world, highlighting exploitation, inequality, and the dominance of imperial powers. He criticized the United States for its military interventions and the Israeli government for its role in the Palestinian crisis, emphasizing the need for global unity against oppression. Castro also reflected on Cuba’s revolutionary history, stressing the importance of ideas, ethics, and collective struggle in preserving socialism. He called for vigilance against corruption and theft, urging Cubans to uphold revolutionary values. Castro’s speech underscored the enduring relevance of Marxist-Leninist principles and the necessity of defending Cuba’s sovereignty. He concluded with a hopeful vision for the future, asserting that the fight for justice and human dignity makes life worth living.