Diogenes of Sinope (c. 410–c. 320 B.C.), Greek philosopher, moralist. Herakleitos and Diogenes, fragment 20, pt. 2, trans. by Guy Davenport (1976).
Diogenes is called "the Cynic." He followed his own advice when in later life he was captured by pirates while on a voyage and sold as a slave to Xeniades of Corinth. The philosopher was appointed tutor to the children of Xeniades, remaining in Corinth for the rest of his life.