勇氣
參考文獻

Bauhn, Per (2003), The Value of Courage, Lund: Nordic Academic Press, ISBN 91-89116-62-3.
Jeanmart, G.; Blésin, L. (dir.), Figures du courage politique dans la philosophie moderne et contemporaine, numéro thématique de la revue Dissensus. Revue de philosophie politique de l'Université de Liège (http://popups.ulg.ac.be/dissensus/ （页面存档备份，存于）), n°2, automne 2009.
Avramenko, Richard. . University of Notre Dame Press. 2011.
. New Advent.   [2021-02-10]. （原始内容存档于2018-06-27）.
. New Advent.   [2021-02-10]. （原始内容存档于2013-05-18）.   See Questions 123–140
Becker, Ernest. . New York: The Free Press. 1973.
Bussey, K. . . 1992: 63, 129–37.
Deci, E. L.; Ryan, R. M. . . 2000: 4, 227–68.
Eisenberger, R. . . 1992: 99, 248–67.
Evans, P. D.; White, D. G. . . 1981: 19, 419–24.
Hobbes, Thomas. Bernard Gert , 编. . Indianapolis: Hackett Publishing Company. 1972. ISBN 978-0-8446-4756-2.
Hobbes, Thomas; Tuck, Richard. . Cambridge: Cambridge University Press. 1991.
Hume, David. . The Floating Press. 2009.
Hume, David. . Lanham: Start Publishing LLC. 1751.
Peterson, C.; Seligman M. E. P. . New York: Oxford University Press. 2004: 197–289.
Putman, Daniel. . Journal of Social Philosophy. 2001, 32 (4): 463–470. doi:10.1111/0047-2786.00107.
Nietzsche, Friedrich Wilhelm. . New York: Vintage. 1989. ISBN 978-0-521-77078-1.
Rate, Christopher R.; Clarke, Jennifer A.; Sternberg, Lindsay & Robert J. . The Journal of Positive Psychology. 2007, 2:2 (2): 80–98. doi:10.1080/17439760701228755.
Ryan, R. M.; Frederick, C. . . 1997: 65, 529–65.
McDonnell, Myles. . Cambridge University Press. 2006. ISBN 978-0-5218-2788-1.
Miller, William Ian. . Cambridge, Massachusetts: Harvard University Press. 2000. ISBN 978-0-674-00826-7.
Osho. . Macmillan. 1999. ISBN 978-0-312-20517-1.
Palmquist, Stephen. . . Hong Kong: Philopsychy Press. 2000  [2021-02-10]. （原始内容存档于2012-05-28）.
Plato; Cooper, John M.; Hutchinson, D.S. . Indianapolis, IN: Hackett Pub. 1997. ISBN 978-0-87220-349-5.
Tillich, Paul. . Connecticut: Yale University Press. 1952. ISBN 978-0-300-08471-9.
Walton, Douglas N. . Los Angeles: University of California Press. 1986. ISBN 978-0-520-05443-1.
Woodard, C.R. . 2004: 56, 173–185.  |article=被忽略 (帮助)
Zimmerman, Barry J. . Educational Psychologist. 1995: 30, 217–21.
Deutsch, M. . The Journal of Positive Psychology. 1961, 55:1 (1): 49–58. doi:10.1080/00224545.1961.9922158.
KM, Kerfoot. . Nursing Economics. 2012, 30 (3): 176–178.
Aultman, Julie. . The Journal of Positive Psychology. 2008, 8:4 (4): 67–69. doi:10.1080/15265160802147140.
Cynthia, L. S. Pury; Shane, J. Lopez. . Decade of Behavior (American Psychological Association). 2010.
Andrei G., Zavaliy; Aristidou, Michael. . Journal of Military Ethics. 2014, 13:2 (2): 174–189. doi:10.1080/15027570.2014.943037.
Robert M., Van Sant; Stevens, Margaret Talbolt; Jones, M.W. . B and O Magazine (Baltimore and Ohio Railroad., 1929). 1929, 17: 46.
John, Ruskin. . The Works of John Ruski (Allen, 1886). 1886, 33: 39–40.
Lord, Herbert Gardiner. . Luce, 1918. 1918.
United States., Army; Pacific Division, Division of the Pacific; Washington Greely, Adolphus. .  U.S. Government Printing Office, 1906. 1906: 19.
Pacific, Railroads. . 1878: 83.
Congress, United States.; Committee on Finance, Senate.  1–4. United States: 1319. 1962.
Chambers, William; Chambers, Robert. . 1837: 78.
Frost, John. . 1846: 366.