The Jewish people, ever since David slew Goliath, have never considered youth as a barrier to leadership.

The earth, the sea and air are the concern of every nation. And science, technology, and education can be the ally of every nation.

There is no city in the United States in which I can get a warmer welcome and fewer votes than Columbia, Ohio.

I believe in human dignity as the source of national purpose, human liberty as the source of national action, the human heart as the source of national compassion, and in the human mind as the source of our invention and our ideas

The high office of the President has been used to foment a plot to destroy the American's freedom and before I leave office, I must inform the citizens of this plight.

The exploration of space will go ahead, whether we join in it or not, and it is one of the great adventures of all time, and no nation which expects to be the leader of other nations can expect to stay behind in this race for space.

Great crises produce great men, and great deeds of courage.