I told myself, "Lincoln, you can never make a lawyer if you do not understand what demonstrate means." So I left my situation in Springfield, went home to my father's house, and stayed there till I could give any proposition in the six books of Euclid at sight. I then found out what "demonstrate" means, and went back to my law studies.
Abraham LincolnIn those days, our Declaration of Independence was held sacred by all, and thought to include all; but now, to aid in the making the bondage of the negro universal and eternal, it is assailed, and sneered at, and construed, and hawked at, and torn, till, if its framers could rise from their graves, they could not at all recognize it.
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