John Lawson (1860). “The History of Carolina: Containing the Exact Description and Natural History of that Country, Together with the Present State Thereof and a Journal of a Thousand Miles Traveled Through Several Nations of Indians, Giving a Particular Account of Their Customs, Manners, &c., &c”, p.17
"She's worth $100m, runs a $400m hedge fund, has two sets of twins and four nannies". Interview with Marianne MacDonald, www.theguardian.com. September 9, 2007.
"The Wisdom of Crowds: Why the Many Are Smarter Than the Few and How Collective Wisdom Shapes Business, Economies, Societies and Nations". Book by James Surowiecki, 2004.