If you know of any other examples of timeless things that aren't really timeless, tell me about them here: http://thenerdwriter.tumblr.com/ask For short thoughts, follow me on Twitter: http://bit.ly/Sk3b5H WORKS CITED/FURTHER READING: Benjamin Franklin's letter to Joseph Priestley, 1772: http://www.procon.org/view.background-resource.php?resourceID=1474 Robert Kaplan, "The Nothing That Is: A Natural History of Zero" http://www.amazon.com/The-Nothing-that-Is-Natural/dp/0195142373 Nils-Bertil Wallin, "How Was Zero Discovered" http://yaleglobal.yale.edu/about/zero.jsp Hanne Blank, "Straight: The Surprisingly Short History of Heterosexuality" http://www.barnesandnoble.com/w/straight-hanne-blank/1100641366?ean=9780807044438&isbn=9780807044438&itm=1&usri=straight+the+surprisingly+short+history+of+hetrosexuality Thomas Rogers (interview with Blank) "Why Heterosexuality Didn't Really Exist Until the 19th Century" http://www.alternet.org/why-heterosexuality-didnt-really-exist-until-19th-century Karl-Maria Kertbeny wikipedia: http://en.wikipedia.org/wiki/Karl-Maria_Kertbeny Liah Greenfeld, "Mind, Modernity, Madness" http://www.hup.harvard.edu/catalog.php?isbn=9780674072763 Viviana Zelizer, "Pricing the Priceless Child" http://www.amazon.com/Pricing-Priceless-Child-Changing-Children/dp/0691034591 STUFF: Read my latest short story, "The Harbor", here: https://medium.com/@TheeNerdwriter/the-harbor-cc0dd1487816 To buy my first novel, Big City: https://gumroad.com/l/rqDD To buy or listen to my first album, New Disguises: http://strumstick.bandcamp.com/ For business inquiries email: thenerdwriter@gmail.com