We shall make mistakes; and if we let these mistakes frighten us from our work we shall show ourselves weaklings.

Be practical as well as generous in your ideals. Keep your eyes on the stars, but remember to keep your feet on the ground.

We have become great because of the lavish use of our resources ... But the time has come to inquire seriously what will happen when our forests are gone, when the coal, the iron, the oil and the gas are exhausted.

I wish to preach, not the doctrine of ignoble ease, but the doctrine of the strenuous life.

A man who has never gone to school may steal from a freight car; but if he has a university education, he may steal the whole railroad.

The credit belongs to those who are actually in the arena, who strive valiantly; who know the great enthusiasums, the great devotions, and spend themselves in a worthy cause; who at best know the triumph of high achievement; and who, at worst, if they fail, fail while daring greatly, so that their place shall never be with those cold and timid souls who know neither victory nor defeat.

If we put corrupt men in public office and sneeringly acquiesce in their corruptions, then we are wrong ourselves.