Slavery is founded in the selfishness of man's nature - opposition to it is his love of justice. These principles are an eternal antagonism; and when brought into collision so fiercely, as slavery extension brings them, shocks and throes and convulsions must ceaselessly follow.
Abraham LincolnI did say, at Chicago, in my speech there, that I do wish to see the spread of slavery arrested and to see it placed where the public mind shall rest in the belief that it is in course of ultimate extinction.
Abraham Lincoln