Leadership and learning are indispensable to each other.
John F. Kennedy

Let both sides seek to invoke the wonders of science instead of its terrors. Together let us explore the stars, conquer the deserts, eradicate disease, tap the ocean depths, and encourage the arts and commerce.
John F. Kennedy

Let every nation know, whether it wishes us well or ill, that we shall pay any price, bear any burden, meet any hardship, support any friend, oppose any foe to assure the survival and the success of liberty.
John F. Kennedy

Let the word go forth from this time and place, to friend and foe alike, that the torch has been passed to a new generation of Americans - born in this century, tempered by war, disciplined by a hard and bitter peace.
John F. Kennedy

Let us never negotiate out of fear. But let us never fear to negotiate.
John F. Kennedy

Let us not seek the Republican answer or the Democratic answer, but the right answer. Let us not seek to fix the blame for the past. Let us accept our own responsibility for the future.
John F. Kennedy

Man is still the most extraordinary computer of all.
John F. Kennedy

Mankind must put an end to war before war puts an end to mankind.
John F. Kennedy

Modern cynics and skeptics... see no harm in paying those to whom they entrust the minds of their children a smaller wage than is paid to those to whom they entrust the care of their plumbing.
John F. Kennedy

Mothers all want their sons to grow up to be president, but they don't want them to become politicians in the process.
John F. Kennedy

My brother Bob doesn't want to be in government - he promised Dad he'd go straight.
John F. Kennedy

My father always told me that all businessmen were sons of bitches, but I never believed it till now.
John F. Kennedy

My fellow Americans, ask not what your country can do for you, ask what you can do for your country.
John F. Kennedy

No one has been barred on account of his race from fighting or dying for America, there are no white or colored signs on the foxholes or graveyards of battle.
John F. Kennedy

Now we have a problem in making our power credible, and Vietnam is the place.
John F. Kennedy

Once you say you're going to settle for second, that's what happens to you in life.
John F. Kennedy

Our growing softness, our increasing lack of physical fitness, is a menace to our security.
John F. Kennedy

Our most basic common link is that we all inhabit this planet. We all breathe the same air. We all cherish our children's future. And we are all mortal.
John F. Kennedy

Our problems are man-made, therefore they may be solved by man. And man can be a s big as he wants. No problem of human destiny is beyond human beings.
John F. Kennedy

Our progress as a nation can be no swifter than our progress in education. The human mind is our fundamental resource.
John F. Kennedy