The measure of success is not whether you have a tough problem to deal with, but whether it is the same problem you had last year.

A capacity to change is indispensable. Equally indispensable is the capacity to hold fast to that which is good.

Economic and military power can be developed under the spur of laws and appropriations. But moral power does not derive from any act of Congress. It depends on the relations of a people to their God. It is the churches to which we must look to develop the resources for the great moral offensive that is required to make human rights secure, and to win a just and lasting peace.

The ability to get to the verge without getting into the war is the necessary art. If you try to run away from it, if you are scared to go to the brink, you are lost

A peaceful world is a world in which differences are tolerated, and are not eliminated by violence.

A man's accomplishments in life are the cumulative effect of his attention to detail.

The U.S. has no friends, only interests.