Geography has made us neighbors. History has made us friends. Economics has made us partners, and necessity has made us allies. Those whom God has so joined together, let no man put asunder.
America has tossed its cap over the wall of space.
Change is the law of life. And those who look only to the past or present are certain to miss the future.
Unconditional war can no longer lead to unconditional victory. It can no longer serve to settle disputes... can no longer be of concern to great powers alone.
In the long history of the world, only a few generations have been granted the role of defending freedom in its hour of maximum danger. I do not shrink from this responsibility - I welcome it.
A man may die, nations may rise and fall, but an idea lives on.
A nation that is afraid to let its people judge the truth and falsehood in an open market is a nation that is afraid of its people.
A nation which has forgotten the quality of courage which in the past has been brought to public life is not as likely to insist upon or regard that quality in its chosen leaders today - and in fact we have forgotten.
A young man who does not have what it takes to perform military service is not likely to have what it takes to make a living. Today's military rejects include tomorrow's hard-core unemployed.
As we express our gratitude, we must never forget that the highest appreciation is not to utter words, but to live by them.
And so, my fellow Americans, ask not what your country can do for you; ask what you can do for your country.
Forgive your enemies, but never forget their names.
Communism has never come to power in a country that was not disrupted by war or corruption, or both.
Conformity is the jailer of freedom and the enemy of growth.
Do not pray for easy lives. Pray to be stronger men.