Courageous quotes

„Above all, be the heroine of your life, not the victim.“

—  Nora Ephron Film director, author screenwriter 1941 - 2012

Variant: Above all, be the heroine of your own life, not the victim.

„It takes courage… to endure the sharp pains of self discovery rather than choose to take the dull pain of unconsciousness that would last the rest of our lives.“

—  Marianne Williamson American writer 1952

Source: A Return to Love: Reflections on the Principles of "A Course in Miracles"

„If it's not important for you, then it's not important for me.“

—  Lucky Gupta Internet celebrity 1998

2021

„Twenty years from now you will be more disappointed by the things that you didn't do than by the ones you did do. So throw off the bowlines. Sail away from the safe harbor. Catch the trade winds in your sails. Explore. Dream. Discover.“

—  H. Jackson Brown, Jr. American writer 1940

Source: P.S. I Love You

„A team is where a boy can prove his courage on his own. A gang is where a coward goes to hide.“

—  Mickey Mantle Professional baseball player 1931 - 1995

„The greatest mistake you can make in life is to be continually fearing you will make one.“

—  Elbert Hubbard American writer, publisher, artist, and philosopher fue el escritor del jarron azul 1856 - 1915

The Note Book of Elbert Hubbard (1927)
Variant: The greatest mistake you can make in life is to be continually fearing you will make one.

„If you're going through hell, keep going.“

—  Winston S. Churchill Prime Minister of the United Kingdom 1874 - 1965

True origin unknown. Finest Hour described it as "not verifiable in any of the 50 million published words by and about him" ( Finest Hour, The Journal of Winston Churchill, Number 145, Winter 2009–10, p. 9 https://www.winstonchurchill.org/images/finesthour/vol.01%20no.145.pdf). A similar quotation: "If you're going through hell, don't stop!" is "plausibly attributed" to Oregon self-help author and counselor Douglas Bloch (1990), according to Quote Investigator.
Misattributed
Variant: If you're going through hell, keep going
Source: http://quoteinvestigator.com/2014/09/14/keep-going/

„You get in life what you have the courage to ask for.“

—  Oprah Winfrey American businesswoman, talk show host, actress, producer, and philanthropist 1954

„It matters if you don't just give up.“

—  Stephen Hawking British theoretical physicist, cosmologist, and author 1942 - 2018

Attributed in Going Within (1990) http://books.google.com/books?id=buVs1VVUZakC&lpg=PP1&pg=PA303#v=onepage&q&f=false by Shirley MacLaine, p. 303
Attributed

„What is to give light must endure burning.“

—  Viktor E. Frankl Austrian neurologist and psychiatrist, and Holocaust survivor 1905 - 1997

„He who is not courageous enough to take risks will accomplish nothing in life“

—  Muhammad Ali African American boxer, philanthropist and activist 1942 - 2016

„It's not the size of the dog in the fight; it's the size of the fight in the dog.“

—  Mark Twain American author and humorist 1835 - 1910

Anonymous American proverb; since 1998 this has often been attributed to Mark Twain on the internet, but no contemporary evidence of him ever using it has been located.
Variants:
It is not the size of the dog in the fight that counts, but the fight in the dog that matters.
"Stub Ends of Thoughts" by Arthur G. Lewis, a collection of sayings, in Book of the Royal Blue Vol. 14, No. 7 (April 1911), cited as the earliest known occurrence in The Dictionary of Modern Proverbs, edited by Charles Clay Doyle, Wolfgang Mieder, and Fred R. Shapiro, p. 232
It is not the size of the dog in the fight that counts, but the fight in the dog that wins.
Anonymous quote in the evening edition of the East Oregonian (20 April 1911)
What counts is not necessarily the size of the dog in the fight — it's the size of the fight in the dog.
Dwight D. Eisenhower, declaring his particular variant on the proverbial assertion in Remarks at Republican National Committee Breakfast (31 January 1958) http://www.presidency.ucsb.edu/ws/index.php?pid=11229
Misattributed

„Courage is resistance to fear, mastery of fear - not absence of fear.“

—  Mark Twain American author and humorist 1835 - 1910

„Believe you can and you're halfway there.“

—  Theodore Roosevelt American politician, 26th president of the United States 1858 - 1919

„Success is not final, failure is not fatal: it is the courage to continue that counts.“

—  Winston S. Churchill Prime Minister of the United Kingdom 1874 - 1965

Attributed to Winston Churchill in The Prodigal Project : Book I : Genesis (2003) by Ken Abraham and Daniel Hart, p. 224 and other places, though no source attribution is given. It actually derives from an advertising campaign for Budweiser beer in the late 1930s.
Misattributed
Variant: Success is not final, failure is not fatal: it is the courage to continue that counts.
Source: http://quoteinvestigator.com/2013/09/03/success-final/

„Where your fear is, there is your task.“

—  C.G. Jung Swiss psychiatrist and psychotherapist who founded analytical psychology 1875 - 1961

„I know what I want, I have a goal, an opinion, I have a religion and love. Let me be myself and then I am satisfied. I know that I’m a woman, a woman with inward strength and plenty of courage.“

—  Anne Frank victim of the Holocaust and author of a diary 1929 - 1945

Source: The Diary of a Young Girl

„You do not need to know precisely what is happening, or exactly where it is all going. What you need is to recognize the possibilities and challenges offered by the present moment, and to embrace them with courage, faith and hope.“

—  Thomas Merton Priest and author 1915 - 1968

„The bravest are surely those who have the clearest vision of what is before them, glory and danger alike, and yet notwithstanding, go out to meet it.“

—  Thucydides, History of the Peloponnesian War

Variant translations:<p>But the palm of courage will surely be adjudged most justly to those, who best know the difference between hardship and pleasure and yet are never tempted to shrink from danger. http://www.perseus.tufts.edu/cgi-bin/ptext?lookup=Thuc.+2.40.3<p>And they are most rightly reputed valiant, who though they perfectly apprehend both what is dangerous and what is easy, are never the more thereby diverted from adventuring. (translation by Thomas Hobbes http://oll.libertyfund.org/?option=com_staticxt&staticfile=show.php%3Ftitle=771&chapter=90127&layout=html&Itemid=27)<p>
Book II, 2.40-[3]
History of the Peloponnesian War, Book II