God knows that I detest slavery, but it is an existing evil, for which we are not responsible, and we must endure it, and give it such protection as is guaranteed by the constitution, till we can get rid of it without destroying the last hope of free government in the world.
Regarding enforcement of the Fugitive Slave Act (1850), as quoted in Millard Fillmore: Biography of a President (1959), by Robert J. Rayback, p. 252 and p. 271.