10
Oskar Klein, “From My Life of Physics,” in The Oskar Klein Memorial Lectures, ed. Gosta Ekspong (Singapore: World Scientific, 1991), p. 110.
11
Leonard Mlodinow, Euclid’s Window (New York: Simon & Schuster, 2002), p. 231.
12
Andrew Strominger, “Black Holes and the Fundamental Laws of Nature,” Lecture, Harvard University, Cambridge, MA, April 4, 2007.
13
Ibid.
14
Georg Friedrich Bernhard Riemann, “On the Hypotheses Which Lie at the Foundations of Geometry,” lecture, Gottingen Observatory, June 10, 1854.
15
E. T. Bell, Men of Mathematics (New York: Simon & Schuster, 1965), p. 21.
16
Leonard Mlodinow, Euclid's Window (New York: Simon & Schuster, 2002), p. xi.
17
Edna St. Vincent Millay, “Euclid Alone Has Looked on Beauty Bare,” quoted in Robert Osserman, Poetry of the Universe (New York: Anchor Books, 1995), p. 6.
