You cannot fail unless you quit.

If I were to try to read, much less answer, all the attacks made on me, this shop might as well be closed for any other business. I do the very best I know how - the very best I can; and I mean to keep doing so until the end. If the end brings me out all right, what's said against me won't amount to anything. If the end brings me out wrong, ten angels swearing I was right would make no difference.

Things may come to those who wait, but only the things left by those who hustle.

You have more of a feeling of personal resentment than I have. Perhaps, I have too little of it, but I never thought it paid.

Lincoln called laughter "the joyous, beautiful, universal evergreen of life."

It is rather for us here dedicated to the great task remaining before us, that from these honored dead we take increased devotion to that cause for which they gave the last full measure of devotion.

My father taught me to work; he did not teach me to love it.