A person who doubts himself is like a man who would enlist in the ranks of his enemies and bear arms agains himself. He makes his failure certain by himself being the first person to be convinced of it.
Ambrose Gwinnett Bierce (June 24, 1842 – circa 1914) was an American Civil War soldier, wit, and writer. Bierce is best known for his "howlingly funny" book The Devil's Dictionary, which was named as one of "The 100 Greatest Masterpieces of American Literature" by the American Revolution Bicentennial Administration.
Enjoy the best Ambrose Bierce picture quotes.
Read more about Ambrose Bierce on Wikipedia.