Cynicism originally comprised the various philosophies of a group of ancient Greeks called the Cynics, founded by Antisthenes in about the 4th century BC. The Cynics rejected all conventions, whether of religion, manners, housing, dress, or decency, advocating the pursuit of virtue in a simple and unmaterialistic lifestyle. By the 19th century, emphasis on the negative aspects of Cynic philosophy led to a new and very different understanding of cynicism to mean an attitude of jaded negativity,… (More on Cynicism)