The human mind is our fundamental resource.

Let us never negotiate out of fear. But let us never fear to negotiate.

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

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.

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.

Leadership and learning are indispensable to each other.

Khrushchev reminds me of the tiger hunter who has picked a place on the wall to hang the tiger's skin long before he has caught the tiger. This tiger has other ideas.

It might be said now that I have the best of both worlds. A Harvard education and a Yale degree.

It is an unfortunate fact that we can secure peace only by preparing for war.

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.

Peace is a daily, a weekly, a monthly process, gradually changing opinions, slowly eroding old barriers, quietly building new structures.

The goal of education is the advancement of knowledge and the dissemination of truth.

The courage of life is often a less dramatic spectacle than the courage of a final moment; but it is no less a magnificent mixture of triumph and tragedy.

The cost of freedom is always high, but Americans have always paid it. And one path we shall never choose, and that is the path of surrender, or submission.

The best road to progress is freedom's road.