"Whenever I hear any one arguing for slavery I feel a strong impulse to see it tried on him personally." The Collected Works of Abraham Lincoln edited by Roy P. Basler, Volume VIII, "Speech to One Hundred Fortieth Indiana Regiment" (March 17, 1865), p. 361.

"The probability that we may fall in the struggle ought not to deter us from the support of a cause we believe to be just; it shall not deter me." The Collected Works of Abraham Lincoln edited by Roy P. Basler, Volume I, "Speech on the Sub-Treasury" (in the Illinois House of Representatives, December 26, 1839), p. 178.