The historical figure celebrated for their philanthropy and social work is Andrew Carnegie. A self-made steel magnate, Carnegie became one of the wealthiest individuals of his time. Upon retiring, he dedicated his life to philanthropy, believing in the importance of giving back to society. He established numerous libraries, educational institutions, and cultural organizations, advocating for self-improvement through education. His famous essay, "The Gospel of Wealth," outlines his philosophy that the rich are trustees of their wealth, which should be used for the good of the community, leaving a lasting legacy in philanthropy.