Laborers want their kids to be merchants or business people. Business people want their kids to be professionals. Professionals want their kids to be academics, professors. Academics want their kids to be artists. And artists don't care if their kids are laborers or not. They can be anything.
Demetri MartinSocrates became a trendsetter. Other philosophers, including Plato and Aristotle and Gus, quickly followed suit, dropping their last names too. And, for centuries after that there would be countless imitators including oltaire, Michelangelo, and, much later, Cher.
Demetri Martin