The only security for the American people today, or for any people, is to be found through the control of force rather than the use of force.

Although a man may have no jurisdiction over the fact of his existence, he can hold supreme command over the meaning of existence for him.

To be able to rise from the earth; to be able, from a station in outer space, to see the relationship of the planet earth to other planets; to be able to contemplate the billions of factors in precise and beautiful combination that make human existence possible; to be able to dwell on an encounter of the human brain and spirit with the universe

The main failure of education is that it has not prepared people to comprehend matters concerning human destiny.

Cynicism is intellectual treason.

Fortunately or otherwise we live at a time when the average individual has to know several times as much in order to keep informed as he did only thirty or forty years ago. Being "educated" today requires not only more than a superficial knowledge of the arts and sciences, but a sense of inter-relationship such as is taught in few schools. Finally, being "educated" today, in terms of the larger needs, means preparation for world citizenship; in short, education for survival.

The capacity for hope is the most significant fact of life. It provides human beings with a sense of destination and the energy to get started.