“The man who makes everything that leads to happiness depends upon himself, and not upon other men, has adopted the very best plan for living happily. This is the man of moderation, the man of manly character and of wisdom.”

Ancient Greek philosopher and founder of the Academy in Athens. He shaped Western thought through his dialogues, exploring justice, virtue, and the nature of reality. His works, including *The Republic* and *Symposium*, remain foundational to ethics, politics, and metaphysics.