"He who lives in harmony with himself lives in harmony with the universe." - Marcus Aurelius
26 April 121 – 17 March 180 CE) was Roman Emperor from 161 to 180. He ruled with Lucius Verus as co-emperor from 161 until Verus' death in 169. Marcus Aurelius was the last of the so-called Five Good Emperors. He was a practitioner of Stoicism, and his untitled writing, commonly known as the Meditations, is the most significant source of the modern understanding of ancient Stoic philosophy.