Math Quotes - Page 26
Euripides (2013). “Euripides V: Bacchae, Iphigenia in Aulis, The Cyclops, Rhesus”, p.142, University of Chicago Press
"A scientist by choice". Speech by acceptance of the Kyoto Prize, 1991.
Carl Sandburg, Frances Schoonmaker Bolin (1995). “Carl Sandburg”, p.17, Sterling Publishing Company, Inc.
Except in pure mathematics, nothing is known for certain (although much is certainly false).
Carl Sagan (2011). “Demon-Haunted World: Science as a Candle in the Dark”, p.51, Ballantine Books
"Vorlesungen über analytische Mechanik" edited by Helmut Pulte, 1996.
If you had done something twice, you are likely to do it again.
Brian W. Kernighan, Rob Pike (1984). “The UNIX Programming Environment”, Prentice Hall
"The Study of Mathematics" (1902)
Albert Einstein, Leopold Infeld (1966). “Evolution of Physics”, p.92, Simon and Schuster
Thomas Mann (1992). “The Magic Mountain”
Simone Elkeles (2011). “Rules of Attraction”, p.133, Simon and Schuster
Rene Descartes (2007). “The Geometry of Rene Descartes”, p.240, Cosimo, Inc.