Yang Zhu, the 4th-century BCE founder of Yangism, championed self-preservation, natural enjoyment, and acceptance of death in defiance of duty-bound traditions — a radical reminder that life’s true worth lies in living authentically before it ends.
Protagoras, one of ancient Greece’s most famous Sophists, boldly declared that “man is the measure of all things.” Unlike Plato or Aristotle, who sought universal truths, Protagoras argued that truth and morality depend on human perception. His agnostic stance on the gods and his reputation as a master of rhetoric made him both influential and controversial in democratic Athens. Seen by critics as dangerously relativistic, and by supporters as a practical guide to civic life, his ideas continue to resonate today in debates about cultural relativism, human rights, and the shifting nature of truth.
Explore Gottlob Frege’s profound impact on language, math, and computer science, revolutionizing logic and philosophy, leaving an indelible mark on intellectual landscape.