"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."
"I'm a success today because I had a friend who believed in me and I didn't have the heart to let him down."
"Those who look for the bad in people will surely find it."
"In great contests each party claims to act in accordance with the will of God. Both may be, and one must be wrong. God cannot be for, and against the same thing at the same time."
"If there is anything that links the human to the divine, it is the courage to stand by a principle when everybody else rejects it."
"America will never be destroyed from the outside. If we falter and lose our freedoms, it will be because we destroyed ourselves."