Peace is a daily, a weekly, a monthly process, gradually changing opinions, slowly eroding old barriers, quietly building new structures.
Communism has never come to power in a country that was not disrupted by war or corruption, or both.
The time to repair the roof is when the sun is shining.
Now we have a problem in making our power credible, and Vietnam is the place.
It might be said now that I have the best of both worlds. A Harvard education and a Yale degree.
Forgive your enemies, but never forget their names.
Mothers all want their sons to grow up to be president, but they don't want them to become politicians in the process.
Mankind must put an end to war before war puts an end to mankind.
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.
I don't think the intelligence reports are all that hot. Some days I get more out of the New York Times.
The goal of education is the advancement of knowledge and the dissemination of truth.
My fellow Americans, ask not what your country can do for you, ask what you can do for your country.
If a free society cannot help the many who are poor, it cannot save the few who are rich.
Let us never negotiate out of fear. But let us never fear to negotiate.
We prefer world law in the age of self-determination to world war in the age of mass extermination.
The basic problems facing the world today are not susceptible to a military solution.
If we cannot now end our differences, at least we can help make the world safe for diversity.
Things do not happen. Things are made to happen.
My brother Bob doesn't want to be in government - he promised Dad he'd go straight.
Our progress as a nation can be no swifter than our progress in education. The human mind is our fundamental resource.
Change is the law of life. And those who look only to the past or present are certain to miss the future.
change, the future & life
We cannot expect that all nations will adopt like systems, for conformity is the jailer of freedom and the enemy of growth.
We believe that if men have the talent to invent new machines that put men out of work, they have the talent to put those men back to work.
Once you say you're going to settle for second, that's what happens to you in life.
Those who dare to fail miserably can achieve greatly.
We would like to live as we once lived, but history will not permit it.
Our growing softness, our increasing lack of physical fitness, is a menace to our security.
If art is to nourish the roots of our culture, society must set the artist free to follow his vision wherever it takes him.
War will exist until that distant day when the conscientious objector enjoys the same reputation and prestige that the warrior does today.
Efforts and courage are not enough without purpose and direction.
Leadership and learning are indispensable to each other.
In a very real sense, it will not be one man going to the moon it will be an entire nation. For all of us must work to put him there.
Politics is like football if you see daylight, go through the hole.
We have the power to make this the best generation of mankind in the history of the world or to make it the last.
Those who make peaceful revolution impossible will make violent revolution inevitable.
Conformity is the jailer of freedom and the enemy of growth.
History is a relentless master. It has no present, only the past rushing into the future. To try to hold fast is to be swept aside.
The pay is good and I can walk to work.
Physical fitness is not only one of the most important keys to a healthy body, it is the basis of dynamic and creative intellectual activity.
We must use time as a tool, not as a couch.
When written in Chinese, the word 'crisis' is composed of two characters. One represents danger and the other represents opportunity.
All free men, wherever they may live, are citizens of Berlin. And therefore, as a free man, I take pride in the words 'Ich bin ein Berliner!'