Science contributes to our culture in many ways, as a creative intellectual activity in its own right, as the light which has served to illuminate man's place in the universe, and as the source of understanding of man's own nature.

Ask not that the journey be easy; ask instead that it be worth it.

Food is strength, and food is peace, and food is freedom, and food is a helping hand to people around the world whose good will and friendship we want.

All of us do not have equal talent, but all of us should have an equal opportunity to develop our talent.

Change is the law of life. And those who look only to the past or the present are certain to miss the future.

America has tossed its cap over the wall of space.

There is a connection, hard to explain logically but easy to feel, between achievement in public life and progress in the arts.