Mozi (-470–-391 BC) Chinese political philosopher and religious reformer of the Warring States period
Book 1; On the necessity of standards
Mozi
As quoted in Gauss, Werke, Bd. 8, page 298
As quoted in Memorabilia Mathematica (or The Philomath's Quotation-Book) (1914) by Robert Edouard Moritz, quotation #1215
As quoted in The First Systems of Weighted Differential and Integral Calculus (1980) by Jane Grossman, Michael Grossman, and Robert Katz, page ii
Mozi (-470–-391 BC) Chinese political philosopher and religious reformer of the Warring States period
Book 1; On the necessity of standards
Mozi
“We cannot solve life's problems except by solving them.”
M. Scott Peck (1936–2005) American psychiatrist
Source: The Road Less Traveled: A New Psychology of Love, Traditional Values, and Spiritual Growth
George Pólya (1887–1985) Hungarian mathematician
Mathematical Methods in Science (1977)
Context: Even if without the Scott's proverbial thrift, the difficulty of solving differential equations is an incentive to using them parsimoniously. Happily here is a commodity of which a little may be made to go a long way.... the equation of small oscillations of a pendulum also holds for other vibrational phenomena. In investigating swinging pendulums we were, albeit unwittingly, also investigating vibrating tuning forks.<!--p.224
Helmut Schmidt (1918–2015) Chancellor of West Germany 1974-1982
Weggefährten - Erinnerungen und Reflexionen, Siedler-Verlag Berlin 1996, S. 54, ISBN 9783442755158, ISBN 978-3442755158
Ernst Mach (1838–1916) Austrian physicist and university educator
Source: 19th century, Popular Scientific Lectures [McCormack] (Chicago, 1898), p. 197; On mathematics and counting.
Jared Diamond book Collapse: How Societies Choose to Fail or Succeed
Source: Collapse: How Societies Choose to Fail or Succeed (2005), Chapter "The world as a polder: what does it all mean to us today?", section "Reasons for hope" (Penguin Books, 2011, pages 521-522, ISBN 978-0-241-95868-1.
Mark Clifton book They'd Rather Be Right
Source: They'd Rather Be Right (1954), pp. 76-77.
Eleftherios Venizelos (1864–1936) Greek politician
Source: [Gibbons, H. A., Venizelos, Modern Statesmen Series, Houghton Mifflin Company, 1920, http://books.google.com/books?id=DVMlZtkx5bwC], p. 17