Abraham Lincoln (; February 12, 1809 – April 15, 1865) was an American statesman and lawyer who served as the 16th president of the United States (1861–1865). Lincoln led the nation through its greatest moral, constitutional, and political crisis in the American Civil War. He preserved the Union, abolished slavery, strengthened the federal government, and modernized the U.S. economy.
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I do the very best I know how-the very best I can; and I mean to keep doing so until the end. If the end brings me out all right, what is said against me won't amount to anything. If the end brings me out wrong, ten angels swearing I was right would make no difference.
In a virtuous community, men of sense and of principle will always be placed at the head of affairs. In a declining state of public morals, men will be so blinded to their true interests as to put the incapable and unworthy at the helm. It is therefore vain to complain of the follies or crimes of a government. We must lay our hands on our own hearts and say, "Here is the sin that makes the public sin.