I 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 LincolnHe [Stephen Douglas] is blowing out the moral lights around us, when he contends that whoever wants slaves has a right to hold them; that he is penetrating, so far as lies in his power, the human soul, and eradicating the light of reason and the love of liberty, when he is in every possible way preparing the public mind, by his vast influence, for making the institution of slavery perpetual and national.
Abraham Lincoln