Book ExcerptsDetermination in the Darkest Hours (I)—Leadership Lessons of Abraham Lincoln (15)SavePrintShutterstockAbraham Lincoln10/13/2023|Updated: 10/13/2023 “The result is not doubtful. We shall not fail.”We had a problem loading this article. Please enable javascript or use a different browser. If the issue persists, please visit our help center.Share this articleLeave a commentAbraham LincolnAuthorAbraham Lincoln was the sixteenth president of the United States and the author of several seminal speeches and writings, including the Gettysburg Address. He died in 1865.Author’s Selected ArticlesEssential Reading: Selected Quotes and Speeches of Lincoln (II)—Leadership Lessons of Abraham Lincoln (19)Oct 23, 2023Essential Reading: Selected Quotes and Speeches of Lincoln (I)—Leadership Lessons of Abraham Lincoln (18)Oct 20, 2023Determination in the Darkest Hours (III)—Leadership Lessons of Abraham Lincoln (17)Oct 18, 2023Determination in the Darkest Hours (II)—Leadership Lessons of Abraham Lincoln (16)Oct 16, 2023Related TopicsAbraham LincolndeterminationlincolnLeadership LessonsCommentAdd to My ListSaveShare