Intelligence is not all that important in the exercise of power and is often, in point of fact, useless. Just as a leader doesn't need intelligence, a man in my job doesn't need too much of it either.
Strength does not come from winning. Your struggles develop your strengths. When you go through hardships and decide not to surrender, that is strength.
Fourscore and seven years ago, our fathers brought forth on this continent a new nation, conceived in liberty, and dedicated to the proposition that all men are created equal.