“Men seek out retreats for themselves in the country, by the seaside, on the moutains. . .But all this is unphilosophical to the last degree. . .when thou canst at a moment's notice retire into thyself.
Marcus Aurelius was Roman Emperor from 161 to 180. He ruled with Lucius Verus as co-emperor from 161 until Verus' death in 169. He was the last of the Five Good Emperors, and is also considered one of the most important Stoic philosophers.