"If you once forfeit the confidence of your fellow citizens, you can never regain their respect and esteem. It is true that you may fool all of the people some of the time; you can even fool some of the people all of the time; but you can't fool all of the people all of the time. -Speech at Clinton, Illinois, September 8, 1854."

"Always bear in mind that your own resolution to succeed is more important than any one thing."

"Those who look for the bad in people will surely find it."

"My concern is not whether God is on our side; my greatest concern is to be on God's side, for God is always right."

"Whatever you are, be a good one."

"The Lord prefers common-looking people. That is why he made so many of them."

"The best way to predict your future is to create it."

"I can see how it might be possible for a man to look down upon the earth and be an atheist, but I cannot conceive how a man could look up into the heavens and say there is no God."

"Do I not destroy my enemies when I make them my friends?"

"A house divided cannot stand."