The two systems slave and free-labor are incompatible. They have never permanently existed together in one country, and they never can.
William H. SewardI speak on due consideration because Britain, France, and Mexico, have abolished slavery, and all other European states are preparing to abolish it as speedily as they can.
William H. SewardBut you answer, that the Constitution recognizes property in slaves. It would be sufficient, then, to reply, that this constitutional recognition must be void, because it is repugnant to the law of nature and of nations.
William H. SewardSir, there is no Christian nation, thus free to choose as we are, which would establish slavery.
William H. Seward