source: "Terry Pratchett: 'Fantasy is uni-age'" by Stephen Moss, www.theguardian.com. April 22, 2013.
topic: Fans, Quadratic Equation, Quadratics, Great Fans

Politics is for the present, but an equation is for eternity.
topic: Love, Life, God, Logical Ideas, Quadratic Equation
source: Norman O. Brown (1972). “Life Against Death: The Psychoanalytical Meaning of History”
topic: Essence, Common Sense, Long, Psychoanalysis, Quadratic Equation
topic: Self, Musical, Records, Quadratic Equation, Quadratics
topic: Struggle, Fall, Math, Quadratic Equation, Quadratics
topic: Teenager, People, Rooms, Quadratic Equation, Quadratics
source: Michael Atiyah (2014). “Michael Atiyah Collected Works: 2002-2013”, p.267, Oxford University Press, USA
topic: Dream, Art, Stars, Rigour, Quadratic Equation
topic: Wife, Brain, Female, Quadratic Equation, Quadratics
source: Thomas Jefferson (1984). “Jefferson: Writings”, p.1386, Library of America
topic: Education, Math, Squares, Quadratic Equation, Quadratics