Zeno of Citium was a significant figure in ancient philosophy, known primarily as the founder of the Stoic school. He was born in Citium, Cyprus, around 334 BCE and moved to Athens, where he studied under various philosophers, absorbing different ideas before developing his own teachings. His experiences shaped his core principles, which emphasized ethics, logic, and the importance of virtue as the highest good. Zeno's philosophy revolved around the idea that living in accordance with nature and reason leads to a good life. He taught that emotions and desires should be controlled through rational thought and that one should strive for inner peace or tranquility. This notion of self-control and virtue became central to Stoicism, influencing countless thinkers and writers throughout history. He established his school in a public space in Athens, known as the Stoa Poikile, or Painted Porch, from which the name 'Stoicism' is derived. Zeno's teachings encouraged individuals to focus on what is within their control and to accept things outside their influence. His legacy continued through his followers, who further developed Stoicism into a comprehensive philosophy that addressed ethics, logic, and personal conduct. Zeno of Citium was born in 334 BCE in Citium, Cyprus. He eventually moved to Athens, where he was influenced by various philosophical schools before founding Stoicism. His teachings emphasized virtue as the highest good and the necessity of living in harmony with nature and reason. Zeno believed in self-control and rational thinking as keys to achieving inner peace. He established the Stoic school at the Stoa Poikile in Athens, making a lasting impact on philosophy. His ideas transformed Stoicism into a rich philosophical tradition that addressed essential ethical and logical concerns, influencing future generations.